"...Chocolates?"

A box of chocolates were placed on his desk, along with a freshly brewed cup of coffee. There was a small note folded on top of the box: Happy Valentines Day, Saegusa-san. Ibara wasn't expecting anyone to give him chocolates, he thought he would simply carry on with his day. Honestly, he completely forgot about Valentines Day, all the promotions during Valentines were finished weeks ago and rolled out already.

Well, it wasn't a bad surprise.

Picking a chocolate up, he placed it in his mouth and nibbled on it while sorting through his papers--

...

Why is it suddenly so hot and stuffy in his office?