Han Se Joo was a writer in his past life during the 1930s Japanese occupation of Korea. He has been reincarnated and is a bestselling author in the modern day. But Se Joo is depressed and has writer’s block that keeps him from completing his next bestseller. Yoo Jin Oh is a talented ghostwriter who can bail Se Joo out of his predicament, but the mysterious man has a condition for his services that Se Joo may not be able to meet. Jeon Seol is a veterinarian and book lover who runs her own delivery service. She becomes an anti-fan of the overrated Se Joo.