Natsu - a college student who works part-time at a coffee shop. He is always loved by everyone and especially among them is Haruka - a loyal customer of the shop who has a crush on him. Natsu initially thought of Haruka as his "mother" but one rainy day he forgot his umbrella and Haruka helped him get to the station. When the rain stopped, an incident occurred and the shower got both people wet. What will happen next? A gentle love story between a young student and an architect.

Included in Tokyo Adventure.