Masato, a college student, frequently stays at his classmate Atsushi's apartment due to its proximity to campus. In return for lodging, Masato assists Atsushi in waking up on time and preparing breakfast. Despite their close bond, Masato's friend Takashi perceives their dynamic as peculiar, suggesting that Atsushi may harbor romantic feelings for Masato. Unbeknownst to Masato, his actions and nonchalant attitude have inadvertently influenced Atsushi's emotions, leading to a realization of the depth of their relationship.