Amai Yubisaki de Namete Hogushite

Overview

Talent agency manager Akane Watanabe has been dating Seigo Ozaki, successor to a printing company, for three years now. Ozaki is still infatuated with Akane and never fails to let him know it. But, now that Ozaki's had a taste of love, he's grown terribly clingy, both physically and emotionally. One night, in front of Ozaki's apartment, Akane runs into Ozaki's little brother, Kota, who suddenly demands that he break up with Ozaki! Determined not to give in to Kota's threats, Akane decides to fight fire with fire...! A story of an adult couple who can't let go of their maddening love! (Source: Renta!) Note: Includes "Doujin Nihon Mukashi Banashi: Kaguya-hime (同人日本昔話〜かぐや姫〜)" and one extra chapter.

Source: AniList