The Reason My Boyfriend Married My Older SisterTV Show

Aiko (Akita Shiori) has started dating Takatoshi (Ikeda Masashi). She tries to forget about Yuma (Kageyama Takuya) and focus on Takatoshi. But one day, when Aiko gets out of the bath, she finds over 100 missed calls from Takatoshi on her smartphone...! After that, Takatoshi's love for her becomes too intense, and his abnormal behavior and controlling behavior towards Aiko escalates! Then, in the midst of a certain incident, Aiko witnesses Saeko (Takada Riho) in an unbelievable state...