Seongchan's outdoor hot spring photo highlighting his back muscles

This is a photo of Seongchan at an outdoor hot spring, showing off his back muscles haha.

Looking up in the middle of an outdoor hot spring surrounded by a dense forest

I totally lost my heart seeing the photo of Seongchan looking up at the sky at the outdoor hot spring~

Wet black hair and a slim yet toned body with not a single ounce of fat

Those back muscles are so heart-fluttering~~ haha. Seongchan is the ultimate master of self-care, too!