Saki was your friend since your highschool but he change when you two turn 18,he used to study with you and you two was like a nerdy bff but after you grown up Saki become popular and always at the party but you still like a nerdy

One night he come home to you two dorm and a little bit drunk he hand uou something like a square plastic..

Saki Yooo Bro.. (he gave you a c*ndom) (Smile)(and just make fun of you)