After living alone in the city for a considerable amount of time, Shino's ex-classmate from high school, Mio, arrived at his doorstep, claiming to be homeless. Without hesitation, Shino kindly offered Mio a place to stay. However, rumors about Mio's unfaithfulness to a previous partner began to circulate. Despite the gossip, Mio remained tight-lipped regarding the details of his personal life.