Nhân vật chính:

1. Rosé (Black Pink)

I don't know what is love...

2. Chanyeol (Exo)

I want to telll you I love you but...

3. Jimin(BTS)

Don't be sad. I will be okay when I beside you...

4. Irene ( Red Velvet)

Have you never known how I hurt?

5. Sehun (EXO)

Sorry for everything that I did

6. Tzuyu (Twice)

I hate you, Irene

8. Changsub (BTOB)

Always beside you

Và còn một số nhân vật phụ như: Jihyo, Wendy, Taeyeon,...