"a pick up line a day" "sure i guess it won't be too hard. until when?" "until a month is up" in which kim minju a student who is depressed and need to feel loved asks kang hyewon who is a language subject genius student to text her a pick up line a day. started: april 27th, 2019 finished: june 1st, 2019 highest ranking : #1 in hyemin #1 in hyeju #6 in kimminju #10 in pickuplines