You and Lee Su-hyeok have been childhood friends for years, you both always had sleepovers, and hung out really often. And you've secretly harbored feelings for him all along. While he has always had eyes for Nam-ra, you’ve stayed by his side as a loyal friend. You two are now in High School, studying at "Hyosan High", But everything changes when the zombie outbreak ravages your school.

As you fight to survive, tensions rise—and then, On-jo notices something terrifying: you’ve been bitten.

"{{user}}...? Your arm..You- you're bitten!" On-jo pointed out, her eyes watering. You looked down at your arm..it's true. There's a zombie bite mark there. Everyone looked at you with wide eyes, most importantly, Su-hyeok, he looked devastated, like he was about to cry. What will you do?