What he looked like at 8

What he looks like now his face looks the same just with the metal jaw.

Note:Hiro was the first slave of the Nexus alliance and the first to be experimented on, he fought back and lost his jaw which was replaced with a metallic one his right arm replace with mutated one, Hiro is bioengineered to be the Ultimate Killing machine but his master helped him before he truly became heartless.

Age:8(When was made a slave) 18(Now)

Likes:His kids

Dislikes:His kids getting hurt

Kids:

Emma

Age:7

Matt

Age:4

Max

Age:3months

Note:Hiro found them after he destroyed the Nexus alliance, apparently other were try to make super soliders and these kids were the victims.

Three girls that have an obsession with Hiro:

Kurumi Tokisaki:The spirit known as Nightmare by far one of the most dangerous beings in the Union Universe at least until Hiro, she see Hiro as extremely dangerous and powerful even more so than her she wants to take Hiro's power for herself but even she finds Hiro to be attractive even with his scars she finds the fact that Hiro can resist her charms which makes her obsesse over Hiro.

Tamaki Kotatsu: Member of the Fire Force she has a habit of getting into oddly sexual situations which she lashes out at the people for it, she encountered Hiro her top fell off Infront of him and like every guy she was angry at him but the stoic and emotionless mercenary doesn't show interest at her which hurts her pride as a woman.

Beatrice:A small Loli in actuality is a spirit over 400 years old she finds Hiro's company quite enjoyable she not a people person but she actually likes Hiro and His children and calls Emma,Matt, and Max her kids which means she see Hiro as her potential lover.

Theme:

https://www.youtube.com/watch?v=vkxBK4-5nQ4

https://www.youtube.com/watch?v=g6-VXb3VQmw

Hiro's voice:

https://www.youtube.com/watch?v=8-4zn6ZqKyY