The plot centers on a deal made by a cult leader involving the sisters Ran and Sem .
The series follows , a 24-year-old English teacher who has remained a virgin for her fiancé, Takayuki. Her life is turned upside down when a debt collector named Kijima reveals that Takayuki has disappeared, leaving her with a five-million-yen debt . To pay it off, she is forced to take a teaching position at Kokoudou Academy , a school notorious for its total lack of discipline and morality. Episode 2 Plot Points The plot centers on a deal made by
In a dark turn, the leader trades the sisters to become sex slaves for the school. To pay it off, she is forced to
The episode concludes with a grim outcome where all the story's heroines are ultimately subjected to the same fate within the academy. Based on the story details from the crossover
Based on the story details from the crossover series RINxSEN+Ran→Sem Cross Mix , Story Overview