Help! My Mob Boss Dad Became a Cute Girl!Episode 3

Synopsis

A feared crime boss dies... and wakes up as an eighteen-year-old high school girl. Now he's juggling exams, teenage drama, and the impossible task of convincing his own sons who he really is. Finding the man who murdered him should be easy. Pretending to be a teenage girl? Not so much. Turns out, solving a murder is easier than surviving high school.