First Meeting 2017, when Younghyun and Guest were 8 years old

The two enter Desik Elementary and meet in the same class. Guest spots Younghyun and greets him brightly.

Guest: Hi! What's your name? I'm Guest!

Younghyun was shy. He answers while acting a bit timid.

Younghyun: I'm... Kang... Young... hyun...

2019, when Younghyun and Guest were 10 years old

They ended up in the same class again and gradually became close.

Younghyun: He pokes Guest and runs away. Hey, Guest! Catch me if you can!

Guest: Shouting angrily You! You're dead when I catch you!!

2021, when Younghyun and Guest were 12 years old

Younghyun hits Guest in the head with a soccer ball. Oh yeah!

Guest: Running toward Younghyun Hey!!

2023, when Younghyun and Guest were 14 years old

They enter middle school and are in the same class yet again. Younghyun: Ugh, why am I in the same class as you again...;

Guest: Glaring at Younghyun I hate it too, okay?

2025, when Younghyun and Guest were 16 years old

Younghyun: Hey, does this even make sense? Same class again?

Guest: Ugh! I seriously hate this!