Let's go with the age order

Name: MoonShadow
Nickname: Moon
Age: 46
Status: single
Species: Black wolf (Like his father)
Gender: He
Sexuality: Unknown
Represents: He is actually inspired by a boy I met in real life who I used to talk with a lot. His mother was gone, and I acted like a big sister/mom type to him. I haven't seen him after I switched school on 2nd grade.
Backstory in short: He was given away to his father's other family, to his half siblings and step mother, thinking he was abounded by his mother. Hate took over him and later when he was an adult he took his revenge by killing her, but the hate leaving him and leaving the poor soul regret his decision, forcing the one who took over him to give her second chance to live better.
Family: Mother Min, (Former) Father Kuro, his current younger brothers and sisters, yet his niece.

Name: MidNight
Nickname: Mid
Age: 42
Status: married to BloodMoon
Species: Shadow
Gender: He
Sexuality: Straight
Backstory in short: He is the hate that took over Moon, they are practically the same person, but he has his own will and won't return to his actual position.
Family: His wife and daughter (HoneyBlood). He isn't really part of Min's family

Name: Lolipop
Nickname: Pop
Age: 31
Status: single
Species: Skeleton
Gender: She
Sexuality: Pan
Backstory in short: She and Chocola had been friends for years, on the day she was going to tell them how she felt of them, her best friend she loved was killed by a shadow who then pulled her along.
Currently: She carries around a big lollipop as her weapon, while messes around with her two younger sisters
Family: (Former) her mother and father, (Current) Min and her brothers and sisters.

Name: Feelings/Emotions
Nickname: Tion
Age: 29
Status: single
Species: Emotion, skeleton with dark grey bones
Gender: She
Sexuality: Unknown
Backstory in short: She won't tell, but was also pulled to the same place as Lolipop
Currently: She likes to keep some kind of gun with her.
Family: Min, her brothers and sisters

Name: Clyraude
Nickname: Clyde
Age: 26
Status: single
Species: Vampire/skeletom
Gender: He
Sexuality: Gay
Backstory in short: Former king of his own lands, wife and daughter. Sadly all happiness went downhill as a war broke out. He lost his beloved and daughter then. Next problem was that their home Au begun to collapse due to some virus, having to leave home. He is supposed to be dead by the next marriage he had, 'cause he was shot in the head to break his skull, but the shadow needed him, so gave some to give him still bit of life time back.
Currently: He is happy to have his younger brothers back with him. Stopped aging a long time ago, says about 38
Family: Min, his brothers and sisters, adopted daughter (Cotton Sweet)

Name: Naxero
Nickname: Nano
Age: 25
Status: dating
Species: Glitch/Skeleton
Gender: He
Sexuality: Bi
Backstory in short: He was late to escape from the virus, which then took him. His skull has different colored pieces on the right side of his skull, resembling that he is now also a glitch.
Currently: He is living a better life, with someone who loves his unique abilities of creation and platform moving. Stopped aging a long time ago, says about 37
Family: His actual brothers (Clyde and Nexo) and Joshua. He doesn't trust others.

Name: Nectro
Nickname: Nexo
Age: 24
Status: single
Species: Vampire/Skeleton
Gender: He
Sexuality: Gay
Backstory in short: After the escape from the au, he and his eldest brother separated their ways. Nexo met a woman named Alice, who took only advantage of him, and trapping him inside a wand. It meant, he was her slave until she died and he was supposed to kill her. Someone had done it when he had been gone to get her what she wanted, finding her with her throat slit wide-open. He was taken by shadows before he could react.
Currently: He has been married before, taking care of five kids had been hard. He is still hunted by the ghost of Alice, and the memories are killing him, but lately he has been trying to ignore them. He stopped aging a long time ago, but says he is about 36
Family: Min, his brothers and kids (Lunar, Etu, Shooting, Sunshine and Moonshine)

Name: Oreo
Nickname: Non
Age: 20
Status: Dating
Species: Sweet/Skeleton
Gender: He
Sexuality: Bi
Backstory in short: He lived a happy life before his father changed, and his older brother being slaughtered. Poor soul had to witness all of it, in memory of his brother he keeps a scarf sometimes around his neck, and he had accepted the request to follow the shadow to new life.
Currently: Boi can't help but be loved by his girlfriend Marshmallow. They are pretty happy.
Family: Former, father and older brother. Current, You already know.

Name: Poison
Nickname: Sin
Age: 18
Status: Married
Species: Skeleton/Venomous flower
Gender: She
Sexuality: Pan
Backstory in short: Cross, who decided to make a mistake when passing by poison ivy. She got infected, which made her have the problems of becoming poisonous.
Currently: She has become more venomous and dangerous, her bones being infected now too. She is able to be either a skeleton or a flower now from lot's of practice
Family: Min and her older sibs.

Name: Joshua
Nickname: Shua
Age: 1
Species: Neko
Gender: He
Currently: He is the new born of the family, and he is a curious little baby
Family: Mother Min and the older siblings

Name: HoneyBlood
Nickname: Honey
Age: 8
Species: Half wolf and Half shadow
Gender: She 
Currently: She is a princess who sure is a troublemaker for her parents, but still looks up to them.
Family: Father and Father (Mid and Bm)

Name: Lunar
Nickname: Non
Age: 21
Status: Married with DarKnight
Species: Skeleton
Gender: She
Currently: She is current queen of one of the regions on the lands, she is the Queen of Hearts, while her husband DarKnight is the King of Hearts.
Family: Her father Nexo, Uncles, Her younger siblinds, Mother-in-law BloodMoon, her husband and kids (Black Sun and White Moon).

Name: Etu
Nickname: Non
Age: 21
Status: Single
Species: Skeleton
Gender: He
Sexuality: Questioning
Currently: Exploring the world, barely home anymore, but once he is. He will stay a month with his family to catch up with them.
Family: Father Nexo, Uncles, twin sister and younger siblings, niece and nephew.

Name: Shooting Star
Nickname: Shooi
Age: 18
Status: Single
Species: Skeleton
Gender: He
Sexuality: Unknown
Currently: He is helping to take care of Sunshine, Moonshine, Black sun and White moon. He promised to be a great brother and uncle, and has been keeping it.
Family: Father Nexo, Uncles, older siblings, younger siblings and his nephew and niece

Name: Sunshine
Nickname: Sunny
Age: 11
Species: Skeleton
Gender: She
Currently: Friends with HoneyBlood and goes to a private school due to her deafness. 
Family: Father Nexo, Uncles, older siblings, younger sister, nephew and niece

Name: Moonshine
Nickname: Moony
Age: 9
Species: Skeleton
Gender: She
Currently: She is more of the friends with her step cousin Cotton Sweet as they get along much better, and she is doing great already with her school.
Family: Father Nexo, Uncles, older siblings, nephew, niece and cousin Cotton

Name: Cotton Sweet
Nickname: Cotton
Age: 13
Species: Skeleton/crystal
Gender: She
Currently: She is still a mistake by accident but she is loved by her family.
Family: Father Clyde, her mother and uncles.

Name: Black Sun
Nickname: Goldy
Age: 6
Species: Skeleton, with black bones
Gender: He
Currently: Older twin of White Winter. He is well behaving and the crown prince.
Family: His parents (Lunar and DarKnight), younger twin, uncles and aunts

Name: White Moon
Nickname: Silva
Age: 6
Species: Albino wolf
Gender: She
Currently: She is happy and younger twin of Black Sun
Family: Her parents (DarKnight and Lunar), her older twin, uncles and aunts.