After completing his required decade of military service and being honored as a hero, a North Korean sergeant makes a sudden shocking attempt to defect to the South, risking life and limb for the chance to finally determine his own destiny.

Hayoung, a successful dog trainer, is visited by her sister, Sora, who has a criminal record for murder. As Sora's bizarre behavior unsettles the training center and Hayoung's daily routine, buried truths and repressed desires start to rise to the surface.

Jiyeon, who dreams of becoming an actress, is attracted to photographer Geonyoung while taking pictures. But soon, she finds out that he has a lover.

Sang-gu heads to his hometown with his girlfriend on his mother's birthday. They have an unexpected day and console each other.

Tortoise, a street thug with a hard life, happens to land a big mission, which he considers a ‘game changing’ chance; an opportunity to go from rags to riches. He volunteers to set up Hare to bring the liver of Hare for his big boss the Dragon King, who needs a transplant. As the fate would have it, however, he finds out that Hare is actually his childhood friend from the orphanage and Tortoise's sister owes Hare a lot from a long time ago. Torn between friendship and ‘a better life’, Tortoise is faced with a life and death choice.