SHKD-927 Rin didn't do anything wrong, so why did she get raped? Rin Kira

Rin has a secret crush on her tutor, Mamoru. - Mamoru is a nice young man with no faults at first glance, but in reality he is just trash. - He accrued debt through gambling and was living in fear of being charged with black money. - Without knowing this, Rin gradually develops a good relationship with Mamoru...One day, Orihara, a blackmail collector, comes to Mamoru. - Orihara finds a photo of Rin on Mamoru's smartphone...