Instinct Chocolate

Tonight, I'm going to eat you, who's even sweeter than chocolate!
Ever since we were small, I've been good friends with Keigo, who's as cute as a girl. However, I started to be conscious of his body holding mine, his long and slender fingers, and his full lips...Before I knew it, my heart started to race for this cool Keigo...Hey, Keigo, what should I do with this feeling...? (Source: Intercross)