Boy group INFINITE‘s leader Sunggyu is gearing up for his solo comeback!

The very first teaser image for the singer’s upcoming solo album was revealed via the group’s official social network accounts on April 26, with a caption that read, “INFINITE’s leader Sunggyu’s second solo album title is??”

The teaser image shows the singer looking directly into the camera. The text in the image seems to be hinting that the title of the album will be “27.”

It was previously reported that Sunggyu was working with his personal idol and label-mate Kim Jong Wan of modern rock band Nell.

See also: INFINITE’s Sunggyu Reportedly Preparing to Make Solo Comeback