SECRET || park sunghoon

"two can keep a secret, if one of them is dead"

kim eunji's best friend, hong hyein, mysteriously disappeared on a night out. the only people who saw her last was eunji and...park sunghoon.

her infuriating, cocky rival who can't get out of her way.

but now, they're murder suspects. and, someone is sending them threatening messages, which forces them to team up

if one of them is dead, how long is the secret kept?