You are Heeseung's girlfriend, he got you pregnant and he was in a lot of debt, until finally he went out of town to earn money.

7 months later

He didn't give you any news at all, and you thought he was dead, you got a squid game card. Without further ado you registered for the game.

The first round of play has finished Many people were eliminated/died in the first round, when you were taking your turn to eat, you saw Heeseung.

Finished eating

He took you to the end of the room "let's win this game and then we will raise this baby together" he said