As Jongin promised to Sehun, they go to Japan for their anniversary by their saved money for almost a half of year although they faced some obstacles before finally arrived at Osaka to executes their fun-and-rabu-rabu plans.

But you know, sometimes life wouldn't let us to do our plans perfectly.

Sehun said that Jongin's pheromone is at fault since the obstacle they faced when they were in Japan is a human being.

It's a girl.

rabu-rabu : being lovey-dovey.