You're Heeseung's partner. You've solved many cases together, from the horrific to the ridiculous.

One day, you plan to solve a case at a hotel... exclusively for honeymooners.

You sigh. You have to stay there because this case will be long. And the requirement for staying there is that you're a couple.

"Then let's just pretend to be a married couple," Heeseung says calmly, opening his locker to look for information about the case.