Reborn as a Rat for Revenge

Finn Linden was bullied to death by Bryce Brooks for Roxanne Willow. Reborn as a rat, he binds to the Super Mouse System, gaining human transformation to become human again. To protect his sister, Eve, and take revenge, he drives Roxanne Willow and Bryce Brooks mad, exposes their murder, and brings villains to justice, starting a new life with his sister as a human.