"Jeongman," tired of the same daily life every day, comes up with a part-time idea of "human sandbag" that exchanges money for a mill while trying to make money. From that day on, the feisty guy "Hwi" and the strongest millhouse "Minkyu" become a team and go up the road with only one glove in their hands. However, the deviation is brief, money and instincts are not easily satisfied, and the thirst of blood-sheding fighters is deepening. One day, the mysterious alumni "Yoo Young," who appeared in front of them, made an unconventional offer to make three times the profit, and they entered the secretly operated martial arts gambling board.

Online fashion model Hyo-jeong faces imminent threat of being unemployed because of the younger and more fashionable generation coming after her. While relying on surgical procedures and treatments, Hyo-jeong hears about a mysterious yoga class that helps make perfect body shape from her old high school classmate, Ga-yeong. Hyo-jeong eventually attends the yoga class with three classmates: Mi-yeon, a boxer who failed to keep her body fit, Ji-won, who has unstable mental condition, and Ye-na, a movie star who is morbidly obsessed with her appearance. Meanwhile, police start to investigate the enigma behind this yoga class after finding out that a murder in the neighborhood was committed by a woman named Bo-ra, a former yoga class student.

A couple is kidnapped by a serial killer on their first anniversary. The kidnapper forces the couple to play a twisted game of rock paper scissors. Hyunsoo encounters a lady who looks very similar to his favorite adult streamer while delivering food to her. He gradually begins to believe that the lady is indeed the streamer and tries to contact her. Sumi needs to buy a luxury bag for her boyfriend’s birthday. But the bag is too expensive for her to purchase. So, she makes a unique trade with a wizard. Ji-Eun, who lives with her ill boyfriend, goes out every night but her daily life collapses when she brings a guy she meets at a jazz bar to her house.

'Jung-man', tired of his daily life, comes up with an idea of 'human sandbag' as part-time to make money. From that day on, the tough guy, 'Hwi', and the strongest guy 'Mingyu' teamed up on the road with only one glove in hand. However, escape is quick, neither money nor instinct make them satisfied, and the blood-boiling fighters' thirst is only getting deeper. One day, a mysterious alumni, 'Yoo-young' appeared and made an extraordinary offer to triple their profits, and they secretly got themselves in running a gambling den. The dumb-heads jumped into a fight in the gambling den instead of the streets. The moment the betting begins, there is no turning back!