To protect her sister from endless misfortune, a superstitious woman must find a specific man chosen by fate. She crosses paths with a cold tech CEO who relies strictly on math and science, loathing all things irrational. To ward off her bad luck, she proposes an unexpected contract relationship. As these two opposites draw closer, their clash of science and superstition turns into an unpredictable romance that challenges their beliefs.

• Hwang Jung-eum
• Ryu Jun-yeol
• Lee Soo-hyuk
• Lee Chung-ah
• Kim Sang-ho
• Lee Cho-hee
• Ki Joo-bong
• Na Young-hee