Katsuki was overjoyed when his mate broke the news to him— that he's expecting.

Izuku's reaction was surely not the same as Katsuki's.

Ever since Izuku found out,he was anxious and stressed— which now,has led him to insomnia.

He overthinks everything at night, and that makes him stay awake.

Katsuki has noticed this and honestly— it's pretty under normal. For a future-dam to stress about her unborn pup. But..

Something about Izuku's stress made Katsuki falter. It kept growing. He even saw him have anxiety attacks at one point. This had to stop.

So, when Izuku was overthinking again, a hand rubbing his 5 month baby bump, Katsuki came to him.