Set in the 1930s Japanese occupation of Korea and the 21st century. Han Se Ju, a bestselling author in the present, struggles with writer’s block, while Yoo Jin O, a talented ghostwriter in 2017, offers to help but has a mysterious condition. Jeon Seol, a former sniper with diverse skills, fluctuates between extreme fandom and anti-fandom of Se Ju. As their intertwined stories unfold, the drama explores the connections between past and