Summary
A career-driven office worker named Harune hides her past disappointments behind a polished exterior. One day, she finds a mysterious man collapsed outside her home. He persuades her to take him in, and they begin an unusual cohabitation—with him acting as both her lazy pet and doting fake boyfriend. As their bond deepens through tender and chaotic moments, he suddenly vanishes. She later discovers his true identity as a famous composer, leading them both to uncover the meaning of genuine love.