Hyun Jong Hyun (Yoo Seung Ho) is a webtoon writer who works part-time at a bookstore. Becoming a webtoon writer has always been his dream, but he has some difficulties due to his stubborn and self-centered personality. On on rainy day, Hyun met a stray cat and decide to bring it to live with him. He names it BoK Gil and from then on, he starts opening his mind to the cat. He works hard to make a living for his cat Bok Gil.

The drama will also tell a story from Hyun’s point of view and then also from the cat’s point of view. The cat has a different take on what’s wrong with his human’s life. Although he can’t offer his human any advice, Hyun’s furry friend provides a source of comfort and support as he goes through difficult times.