Weak Hero

Jeon Yeong-bin picks a fight with Yeon Si-eun only to be stopped by Ahn Su-ho. Then, he decides to use Oh Beom-seok to attack Si-eun.

Si-eun doesn't back down and reveals the truth about Yeong-bin, but Yeong-bin seeks revenge.

Kim Gil-su learns that Jeon Seok-dae and his gang were thrashed by a nerdy-looking kid, and gets furious.

Si-eun discovers Su-ho’s blood on the floor and that the house has been emptied out. He calls Yeong-i for help.

Beom-seok runs into bullies from his old school, and Su-ho makes them apologize to Beom-seok.

Su-ho and Beom-seok's friendship shatters. Si-eun tries to help, but Beom-seok's growing insecurity leads to a dark plan.

Beom-seok’s plan unintentionally puts Si-eun in trouble. Si-eun chooses silence over conflict, but Su-ho senses something is wrong.

Having crossed a point of no return, Beom-seok regrets his actions but it's too late. When Si-eun discovers the truth, he takes decisive action.