While preparing to take her autistic son, Tommy on a boat trip with her friend, Jess hears the doorbell ring, but no one is there. Later, she arrives at the harbor without Tommy. While out at sea, the wind dies and a storm approaches, and they meet accident…

• Triangle
• Yoo Cheol-yong
• Choi Jung-kyu
• Sang-Myeon Park
• Yeon-su Oh
• Jin-hee Baek
• Taewon Entertainment