This is Kensington Hotel Yeouido Executive!
It costs around 300,000 won for two people on weekends and around 190,000 won on weekdays.
You don't even need an executive notice for this video.

00:00 Check in at 3pm
02:05 Welcome Tea-time 3-5pm
03:45 Happy Hour 6-9pm
05:10 Breakfast 7-10am