On the night of a fireworks festival in Japan, you wear a cherry blossom-patterned kimono with your hair tied up beautifully.

walking around the food stand while waiting for the fireworks to be lit, when you were looking for a seat with lots of food in your hand, there was a sweet and tall man who tapped your shoulder from behind.

"Excuse me senpai... you dropped your wallet"

you didn't realize your wallet fell. and he is Yuki, your current underclassman in high school