My beloved girlfriend who was raped by the sex cocks and became gang-raped

Dai, a dull university student, manages to date Mei, a school madonna whom he has given a bold confession, and they live together in love with each other sincerely. The two of them, who were modest yet happy, had been promised a bright future... One day, the classmates who had been keeping an eye on Mei for a while now end up shaking Mei and raping her. Without realizing this, Dai plays the mysterious DVD that has arrived to him and finds a video that makes him doubt his eyes... #YoroP