6 by performing a rendition of Rain's "It's Raining", making them the only K-pop boy group with multiple wins on the program. On March 1, their sixth EP, Zero: Fever Part.2, was released with a music video for promoted single "Fireworks (I'm the One)" (Korean: 불놀이야; RR: Bulnoriya). Ateez received their fifth music show win on The Show on March 9 for the song. Zero: Fever Part.2 was certified double platinum on July 8, having sold over 500,000 copies. On March 24, Ateez released their first original Japanese studio album Into the A to Z with "Still Here" as the lead single. In addition to their music releases, the group and individual members participated in various Korean television programs. In March, Yeosang became a co-host of SBS MTV's music program The Show. Meanwhile, Yunho, Jongho, Seonghwa, and San were cast in the KBS2 television drama Imitation, which aired from May to July. The competition show Kingdom: Legendary War that Ateez participated in alongside five other K-pop boy groups first aired on April 1. For the final round, they released the song "멋 (The Real)" on May 28, which Mingi participated in recording but not performing. The group finished in third place overall. On May 22, Ateez returned to Immortal Songs for a fourth time, winning with their performance of Psy's "Right Now" and consequently tying with Mamamoo for most wins by a idol group on the show. On July 9, KQ Entertainment confirmed that San tested positive but was asymptomatic for COVID-19. All members except Mingi suspended their activities to enter self-isolation until July 23, and San stayed at a treatment center until he was released on July 19. On July 19, it was announced that Mingi would be returning to group activities. On July 28, Ateez released their first Japanese single "Dreamers", which served as the fifth ending theme for the 2020 reboot anime series Digimon Adventure. On August 4, Ateez announced an album collaboration with Kim Jong-kook titled Season Songs, with lead single "Be My Lover" (Korean: 바다 보러 갈래?; RR: Bada Boreo Gallae?), which was released on August 16. On August 19, it was announced that Ateez collaborated with American a cappella group Pentatonix on the single "A Little Space", set for digital release the following day. On September 13, Ateez released their seventh EP, Zero: Fever Part.3. The lead single "Deja Vu" was voted on by