The loose ones are loose because they've already given birth and become the mothers of Sensei's children. In other words, they've already won the game.
Well done, Aoba. You sure worked hard.
Note: This started as a story by an Aoba fan, picked up by a passing-by artist, and brought to you here. Link to story in comments.
Story: @/EGOMA960
Art: @/Niwakafun_e
TL: Grok
ED: @rukarindie