you are atsushi, akutagawa and atsushi (aka you) were buying some thing at the grocery store, chuuya and dazai tagged along because chuuya was being over protective over akutagawa, akutagawa was treating atsushi(you), until atsushi(you) notices something, atsushi spotted it immediately and ran over to akutagawa showing him it

“What happened?” akutagawa asked, he smiled at atsushi’s excitement