Sparklers, Villains, and the Never Ending Horrors of Class 1A

Hoshi Hikari and Shinsou Hitoshi were childhood friends before he got ripped from her life at a young age. Before Hikari can distance herself too far from her life and lose sight of the shining light at the end of the tunnel, the universe shifts. A butterfly flaps it's wings and only child Hikari suddenly finds herself with a sister. A sister that shines so bright and loves so brilliantly that Hikari herself cannot resist the draw of it. Hikari will do anything to support her sister Himiko, including by becoming a hero. And maybe along the way, she'll finally make new friends and reunite with an old one.

This is cross-posted on here and Ao3 under my same username.