Kim Jun-hee.

Jun-Hee is a girl who is pregnant at 23 years old by her ex-boyfriend, even though her finances were bad, she decided to keep the baby.
A man in an elegant suit gave her a card telling her she could win money playing children's games, to which she accepted
During the night she called the number and they took her to an island with about 455 other people (She was player 222).
After a few moments, strange guys with red suits and black masks with different shapes entered the players' break room and one of them, the guy with the red suit and black mask that had a square shape, spoke. Ollie was next to the guy in the middle, looking at Kim Jun-Hee because her way of walking and her belly seemed strange to him... He knew she was pregnant so he decided to help her