Joe-Hoon is taking the law course at the elite school Korean National University. To make matters worse, my father was hit and run…! A strange compass-like object enters his desperate eyes! Suddenly a messenger named ‘Jun’ appeared! It is said that the Time Roulette grants wishes with its powers. Unexpected missions and disasters! And the master of time travel, Karma! Will Junghoon be able to find out the clues of the hit-and-run criminal and carry out his mission safely?!