https://www.dlsite.com/maniax/work/=/product_id/RJ01339827.html

Title: "It Was Supposed to Be for My Boyfriend… But I Got Taken by the Department Head."

■ Synopsis

Mai and Takashi are coworkers at the same company and have been a close couple for three years.

However, ever since Takashi was put in charge of his first major project,
he's become completely absorbed in work, putting their relationship on the back burner.
Even so, Mai never got angry—instead, she quietly continued to support him.

But as things fail to go well and the pressure mounts, Takashi gradually becomes worn out.
Worried, Mai decides to visit Takashi’s boss to seek advice on how to support him—
but then…

● Hibipon Original Doujin – Volume 1
● Includes full-color cover + 38-page black-and-white main story

Base +26, rikudosennin +6, nuts987 +13

Do you need a translator? I'm a japanese translator and I open services for translation :)

Base +1, nuts987 +13, JPMaximum_321 +22