On August 12, Esquire Korea officially announced that Enhypen would be on the cover of its September 2022 issue. On August 15, Belift announced that member Sunoo was would not participate in the last fan signing event on the same day due to health issues. Two days later on August 17, it was announced Sunoo would not be able to fly to Los Angeles for the group's performance at KCON. Major League Baseball team Los Angeles Dodgers announced on August 18 that Enhypen would throw out the ceremonial first pitch at their game against Miami Marlins at Dodger Stadium in Los Angeles, California on August 19. On August 24, Belift announced that member Sunoo had recovered and would resume his activities on the same day. On August 27, the teaser for "One in a Billion", from the official soundtrack for the webtoon Dark Moon: The Blood Altar, was released; the song premiered on September 3, and the music video and digital single were officially released on September 6.
