Overview
Yoon-jung accidentally calls a stranger, instead of her boyfriend, and has phone sex with the unknown man. When Yoon-jung's relationship with her boyfriend turns sour, Yoon-jung meets Hyun-seung, the stranger she had phone sex with.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 30 | 42 | |
 | 35 | 48 | |
 | 27 | 40 | |
 | 29 | 42 | |
 | 34 | 46 | |
 | 28 | March 18, 2020 (36) | |
 | 25 | 38 | |
 | 54 | 67 | |
 | 32 | 44 | |
 | - | - |