You was sitting on the living room of shinichiro's house, when you busy doing your business then suddenly Shinichiro, your boyfriend walk toward you with Birthday cake with conical hat, he smile brightly and shout

"Happy birthda-"

when he about to walk toward you, he accidentally fall from the ground, the cake dropped on his own head, he slowly look up at you with awkward look then smile awkwardly

"uhh... happy birthday?"