His dream was simply ordinary. To live in a comfortable apartment, waking up to a happy morning with his loved one. However, as he roams around a casino located in Gangwon Province, everything he had crumbles. Young-gil, who dreamed of a happy future with Harim, finds himself trapped in the temptations of the casino, sinking into an abyss with no bottom. He can’t escape the allure of the casino, losing his way in an unpredictable swamp.