The Killer Angel Revenge

Original title: 殺しの天使～復讐～

After her beloved younger sister, Reina, is gang-raped, Leona files a lawsuit against the perpetrators, Fujita and others. However, the case is dismissed and instead she is sued for defamation. In order to avenge Reina, who has become a virtual invalid, Leona is reborn as a hitman.