A young female urologist opens an office in the same building as a male obstetrician. Eventually, they become entangled in a romance that allows them to grow and heal together.
| Actor | Role |
|---|---|
 Kang Ye-wonGil Sin-seol | Gil Sin-seol |
 Oh Ji-hoWang Seong-ki | Wang Seong-ki |
 Ha Joo-heeMaeng In-young | Maeng In-young |
 Oh Min-sukEpilogue Man | Epilogue Man |
 Choi Seung-yoonDelivery Room Doctor | Delivery Room Doctor |
 Hong Yi-jooAhn Gong-joo | Ahn Gong-joo |
 Kim Joong-heeSnack Cart | Snack Cart |
 Cha Tae-hyun1 Night 2 Days Man | 1 Night 2 Days Man |
| LLee Dong-jinObstetrician's Husband | Obstetrician's Husband |
 Kim Ri-wonHyun-min's Fiance | Hyun-min's Fiance |
 Hong Seok-cheonPsychiatrist | Psychiatrist |
| PPark Jong-wonGuard | Guard |