Tachika finds herself entangled in a secret affair with her friend's younger brother, Mitsuki, a carefree backpacker. Despite the age gap and their complicated relationship, their chemistry in the bedroom is undeniable. Mitsuki's nomadic lifestyle and lack of a stable job pose challenges, but Tachika is drawn deeper into their forbidden romance. Will she be able to resist the charm of her dreamy, younger lover in this unconventional love story of a 32-year-old office lady and her 25-year-old puppy-dog boyfriend?