Circuit Breaker

Bae Jae-won, a young man dedicated to stock investment, unexpectedly wins the lottery but gets into a car accident and is transported to another world, which seems to be an internet novel. To claim his lottery prize within a year and return to reality, he must arrange a marriage between the novel's male and female protagonists. However, as he recruits handsome male students, they start ignoring the female protagonist and get increasingly entangled with Jae-won, who is supposed to be just an extra... Source: MU