Young Sister 4
Movie| Title | 어린 누나 4 |
| User score | 0 |
| Release date | Jan 23, 2020 |
| Genre | Romance |
| Director | Kim Tae-soo |
| Production country | South Korea |
| Run time | 82 min. |
Freshman college students turned friends, Jang-hee and So-hyeon, will be having their first blind date. Jang-hee and So-hyeon met Won-ho andDoo-sim through a blind date over drinks. Doo-sim, a sophomore asks Jang-hee and So-hyeon to call him 'oppa', however Won-ho teases him that he is younger than them. Jang-hee who is older than Doo-sim, jokes him to call her 'nuna', and then...
