Nanka Mou A-Atte Kanji.

Moriya is a popular boy who is caring, honest, and well-liked by everyone. During the night on the school camping trip, he and his classmates decided to play a game of "king", and the one chosen as punishment had to spend the whole day together as lovers. The one who was chosen as the punishment was Tada, who got excellent grades but tended to skip classes and doesn't show much emotion...?
"Lovers... what should we do!?"
The relationship between two teenage boys, one outgoing and flirtatious, the other introverted but devoted.
It's a love story that will make your heart skip a beat.
(Source: Daisy Comics, translated)