107STARS-429 A young married woman, Tada Makoto, makes it her daily routine to seduce a muscular personal trainer in tattered sportswear and enjoy muscle sex.

Makoto, who is suffering from sexlessness with her husband and lives a mediocre life, began going to a personal gym for a change of pace. Makoto is fascinated by her macho trainer in contrast to her feeble husband. She approaches with a bold outfit that attracts the trainer’s eyes, and eventually dissolves her daily frustration as she wishes. And the play of men who flock to her Makoto escalates.