Lee Hayi, is a normal fresh graduate student. Or at least, she pretends to be. In reality, she’s a depressed young woman who wants to commit suicide.  But when she accidentally stumbles upon a flyer that promotes suicide service and she quickly hired the company (SHOOT Agency) that offer to kill her in an unknown manner. She doesn’t know who the SHOOT assassins are or when and where the execution will take place. Hayi resumes her normal life until she falls in

Hanbin and Hayi has been in relationship for 6 years until one day, Hayi lost her memories and Hanbin made a stupid mistake by giving Hayi to his best friend, Jiwon.

"May I fall in love with you in February?"