This contains the side stories during the time the Mankai Company was rebuilt.

Covers "MANKAI STAGE "A3!" stage play held on September 28, 2019 in Tokyo. Bonus disc contains visual making-of, behind-the-scenes and rehearsal diary. Comes with a full length music video of Team Summer.

Exceeding more than 5.5 millions downloads, the good-looking-actor-producing game, "A3!" closed their theatrical play, "Mankai Stage "A3!" - Spring & Summer 2018 - with a huge success. Their new stage play "MANKAI STAGE "A3!" -AUTUMN&WINTER2019-" is now available on DVD.

Hit stage play "MANKAI STAGE "A3!" first live performance, "MANKAI STAGE "A3!" Four Seasons LIVE 2020" performed at Sep. 20, 2020. Bonus disc comes with behind-the-scenes and MANKAI CAM.

After Four Seasons LIVE 2020, the series go to Act 2! The troupe will welcome the long-awaited new member, Guy, and tell the story of the new Winter Troupe's fourth performance.