This is Volume 2 in the series.

Masamune Hanazawa is exhausted from work. Hoping to eat something other than convenience store food, he rings up a housekeeping service. Natsuki Mikoshiba, a college student working part-time, is sent to cook for him. Natsuki’s reserved nature put off Masamune at first, but he’s just happy to be served a warm home-cooked meal. But then Natsuki suddenly confesses to Masamune, saying it was “love at first sight”…!