Kimi wa Pet is a unique age gap romance manga that tells the story of Sumire Iwaya, a successful and independent career woman who finds herself feeling lonely and unfulfilled. One day, she discovers a young man named Takeshi Goda inside a cardboard box and decides to take him in as her pet. Despite the unconventional nature of their relationship, Sumire and Takeshi develop a deep bond that challenges societal norms and explores the complexities of love and companionship. Kimi wa Pet is a thought-provoking manga that delves into themes of identity, acceptance, and unconventional relationships.