Majimak Matseon

“Let's date. For a month, intensely.”

Chae-Won learns that her identical twin sister, separated since childhood, has been forced into divorce by her husband and treated with contempt by her in-laws. After her sister becomes a vegetable in a traffic accident, Chae-Won devises a plan to impersonate her sister and exact revenge on her family. However, Yu-Geon, a blind date she stood up due to her sister's situation, accidentally learns of her plan. Needing to date Chae-Won to inherit property, Yu-Geon proposes a contract relationship...!

(Source: Naver, translated)