Heaven is that place up in the clouds where souls gather and angels roam. It's also a place where you can find your old loved ones, even if you can't remember that you loved them.

He was always there, without the other knowing. He was always able to catch the other, but like a shadow, he'd always disappear. He wants the other to stay by him at all times.

It's Woohyun's birthday and Sungjong has a loaded schedule planned just for him.