Description：This drama is adapted from the manga of the same name. It tells the story of Akiyama Sei (played by Miyako Kaito) and Hoshi Kowa (played by Aoi Wakana) who are childhood sweethearts and have been as close as a family for 26 years. Sei has had a crush on Kowa since he was a child, but he hides his feelings to maintain the status quo; Kowa witnessed Sei break up with his lover in middle school, and was afraid that the relationship would break down, so he chose to seal his feelings for Sei and decided to be friends for life. However, one night when they were 26 years old, the two spent an intimate night after getting drunk. Sei took this opportunity to confess his years of secret love to Kowa, but Kowa was confused and shaken because he insisted on the position of childhood sweethearts. Sei hopes to take the relationship to the next level, but Kowa tries his best to avoid it, and the two fall into a complicated emotional entanglement.