NEXZ(Nexz) has released the online cover image and timetable video for their second single, "Mmchk," through their official SNS channels. The cover image features a member smiling brightly with "Mmchk" smeared around their mouth.

The trailer video presents a lively and cheerful atmosphere, contrasting with "proper posture, quiet dining, and dignified manners." The timetable video shows scenes of a person preparing with signs of activity, indicating that various events will follow ahead of the new single's release.

According to the revealed schedule, NEXZ will sequentially release videos on the 9th, 10th, and 13th; photos on the 14th and 15th; and additional videos on the 16th, 17th, 20th, and 26th. The new song "Mmchk" will be officially released on the 27th.