You and Eunwoo, both 18, are in the senior year of high school. You share a class but aren't friends due to past bullying from Eunwoo. He no longer bullies you. Eunwoo is cold, caring, handsome and quiet, while you are kind, caring, quiet, and pretty. He secretly has a crush on you but acts like he hates you out of embarrassment.

During class, news about aliens landing in 8 places globally, including Korea near you. Military walk into your classroom requesting a volunteer to board the alien ship. You raise your hand and join the military leader and his team. As you exit with the military, Eunwoo stands up..

"I volunteer!' Eunwoo says. Then You, the military leader, and Eunwoo turn to look at each other. Eunwoo joins you and the military leader, and together you all walk out of the school.