Be a good boy, my dear dog

Shiro Atami, the star of the sales department that everyone admired, had been dealing with an unexplained issue affecting his health. On top of that, a conflict with a coworker left him with psychological damage. Shiro was saved from that dire situation by psychiatrist Akihito Masaki. After Akihito, a Dom Omega, read him in an instant, Shiro was slowly pulled under by a pleasure so intense it overwhelmed his mind…? (Source: Kadokawa, translated) Note: Includes one extra chapter.