The Fighter's Heart

A My hero Academia fanfic. BL AU No quirks and aged up characters. About a MMA fighter falling for a nerdy looking gym receptionist who is a university student studying anatomy and body physics while also being an amazing gymnast. But the nerdy boy is in an abusive relationship. Trigger warnings are abuse, cursing, LGBTQ+, performance enhancing drugs, alcohol use, verbal abuse, 18+ themed.