Masanobu is tasked with delivering a circular to the Oda family who live next door. The cold weather has been continuing and Masanobu is feeling down, but he regains some energy when he receives some rice cakes from Reiko, the wife who lives next door. But just when he thought that, Masanobu chokes on the rice cake and collapses. He wakes up in the kotatsu at Reiko's house. The kotatsu feels so comfortable that he starts to doze off, but then he realizes that Reiko isn't wearing any pants...