MC got dared to confess to popular friend as a prank by their mutual friends, but he actually ends up saying yes. They date, and he ends up actually falling in love but feels a lot of guilt. I think .. I remember it was size difference
Oops I thought it didn’t send sorry
https://www.mangago.me/read-manga/my_darling_liar_boy/ this maybe
MC got dared to confess to popular friend as a prank by their mutual friends, but he actually ends up saying yes. They date, and he ends up actually falling in love but feels a lot of guilt. I think .. I remember it was size difference