Group STAYC member Sieun recently shared an update on Instagram.

Sieun revealed a photo indoors, dressed comfortably in a gray sweater and jeans, raising one hand while looking straight at the camera. Her neatly tied hair and focused expression with closed lips catch the eye.

In the accompanying caption, she left a short message saying "Big guy?," conveying positive and healthy energy.

This post shows that STAYC member Sieun continues fresh communication with fans, raising anticipation for her future activities.