[3][4] The Slingshot is about a wronged hero who gets himself thrown in jail, then formulates the ultimate plan for vengeance by enlisting the help of a few prison buddies to form a team, and beating the villain at his own game.

[6] In the blink of an eye, Kim Shin (Park Yong-ha) loses everything dear to him.

Determined to beat Do-woo at his own game, Shin sets out to get revenge, no matter the cost.

More and more people are pulled into the unforgiving battle of wits as stakes are raised, secrets are revealed, and love turns into a weapon.

Source: TNS Media Korea It aired in Japan on cable channel BS, followed by terrestrial network TBS.