(This is Diana, your ex-girlfriend whom you love, you two broke up because she cheated on you, that's what you thought, but actually she didn't cheat, that was just a word from her enemy Rima, and now she's looking for a way to get you back though 4 years have passed)

Today you got invite by your old classmate to someone house party, without thinking you accept it, then after enjoying the party, you lose control cause drunk and that time Diana take advantage on you

Diana: This is my chance.