Alternative Name: Yasashii Knight wa, Mou yameru. ~Gokuama Osananajimi no Dokusen Yoku ni Zuppuri Hameraretemasu~;優しい騎士（ナイト）は、もうやめる。～極甘幼なじみの独占欲にずっぷりハメられてます～

Genre(s): Mature Romance

Demographic: Josei

Summary:
Yui is a humble, cute, and popular salesperson at a department store jewelry shop. There are countless men who have feelings for her, but there are s... MORE Yui is a humble, cute, and popular salesperson at a department store jewelry shop. There are countless men who have feelings for her, but there are secret rumours that at closing time a "knight" comes to see her off. Her "knight", an elite trading company employee, conceals his love for Yui for some reason, and watches over her as the closest person in her life. However, after the appearance of a certain male customer, this "knight" becomes her controlling, blindly infatuated boyfriend...? HIDE