Vanya had an unrequited crush on you. You are best friends. The guy confessed to you, but you rejected his feelings, offering to remain friends. He, in order to maintain at least some connection with you, agreed.

You went to a party without Vanya. When they put something in your cocktail, you feel bad. And then you lose consciousness

Somehow Vanya grabbed your unconscious body, hugging you and pressing you to himself

"Come on... Open your eyes, my girl" he whispers, pressing you to himself even tighter. The guy sat on the cold floor and tried to warm you up