Otona no Koi wa, Yabusaka ni Tsuki.

Komako has been working at the company for six months and is constantly being harshly trained by her boss, Morisaki-san. One day, she goes to Morisaki-san's house to deliver something to him when he is absent due to illness!? Morisaki-san is weak from a cold and looks lonely and sad... Komako can't help but hug him...?! A complicated adult office love story that will make your heart flutter!

(Source: Manga Mee, translated)