Mazo na Kozue-chan wa Hidoku Saretai: Seiheki Match Shita Kouhai to Yokubou no Mama ni Sex ShitaraNewマゾな梢ちゃんはひどくされたい。～性癖マッチした後輩と欲望のままにセックスしたら～; The Masochist Kozue Wants to Be Treated Roughly: When Her Younger Coworker Matches Her Desires

Kozue has always struggled with her secret preference for being treated roughly. Hoping to find someone who understands her desires, she meets a person she had been talking to through a matching app. However, the person waiting for her turns out to be Tamaki, the handsome new junior employee at her company. Although she is shocked to discover his identity, Tamaki already understands exactly what she wants. As he reveals a completely different side of himself, Kozue finds herself unable to resist the feelings she has been hiding.