(Kang Ye-won): A female urologist and expert on male anatomy who, despite her professional expertise, is a virgin with a disastrous dating history.
(Oh Ji-ho): A handsome male obstetrician/gynecologist who is adored by patients but secretly suffers from impotence due to a past traumatic failure during a C-section.
The film features a mix of established comedic actors and supporting roles that lean into the film's adult-comedy themes: