Red Velvet's Irene and Seulgi have released additional concept photos for their upcoming unit comeback. In the newly revealed teaser images, the pair showcases a twin-like appearance by sporting matching outfits and hairstyles. Against a common backdrop, they emit similar visual styles that make them look almost identical.

Irene and Seulgi of Red Velvet are set to make a comeback with 'TILT' on May 26 at 6 PM KST. In related news, Lee Do Hyun has completed his military service after 21 months, sparking interest in his reunion with Lim Ji Yeon.