Thecatleader
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unless you have a friend that's immortal with you.Summary: Everyone knows Skull is immortal, a fact the Arcobaleno live with daily, but they know that when they die Skull will be all alone. Luckily for them the future Vongola Decimo is found to be immortal as well, and everyone is relieved that their family members will never be alone again.Inspired by Skull Centered Ideas (Proof of an immortal series) by Devil Wolf Girl and To Live and Breathe and Live again by FruitPastilles. You can call it a crossover of the two fanfics.…