A young girl is kidnapped by a serial killer. The serial killer uses manholes to kidnap and kill his victims. The young girl's older sister tries to save her before it's too late.

• Fineworks
• Jung Yu-mi
• Kim Sae-ron
• Jung Kyung-ho
• Choi Deok-moon
• Jo Dal-hwan
• Lee Young-yoo
• Yoon Chan-young
• Kim Bin-woo