Every Sunday, Hongju and Cheong enjoy playing board games together.
That day, Hongju showed up with a new board game in hand.

“Oh, this looks fun. The simple ones are always the best.”

The two begin the game in high spirits.

“…They're sucking on my finger like it's candy?”

But something about the game feels off.

[Massage your opponent’s butt 5 times]
[Suck the finger of the person in front of you like candy]

Only then does Hongju realize that the game they brought—[Octopus Game]—is an R-rated (19+) board game.
They try to stop the game, but...

“So, you’re quitting? That means you’re the one breaking the contract first.”
“I'm not quitting! It’s just sucking a finger, big deal.”

Provoked by Cheong, Hongju keeps playing…