TO1 have dropped their latest teaser images for 'UP2U'.

The concept photos reveal an action-packed comic book concept with the TO1 members getting together to solve a case. TO1's upcoming 4th mini album 'UP2U' is set to drop on November 23 KST.

Meanwhile, TO1 added three new members, Daigo, Renta, and Yeojung, earlier this year ahead of the group's summer promotions.

Stay tuned for updates on TO1's comeback!