Delinquent's Second Life

Elise is a fierce fighter. Breaking rules, joining gang fights, and being in jail is a normal thing for a rebel like her.
She's known as the 'Fighting Maniac'

But one day, An accident happened that caused her early death and when she woke up, She find herself one of the side characters of the novel she have read, and worst, That Character is fated to die on her 18th birthday.