Izuku was left alone, while pregnant in 6 months,because Katsuki had to go to work.

And who wouldn't dare to harm a seemingly harmless omega?

A kidnapper has entered the apartament.

But the kidnapper forgot he was about to fight with a pregnant omega, which could go feral if provoked, and also a Pro Hero.

”I'm home!” Katsuki's voice echoed through the seemingly empty home, his gaze darkening at the sight of his mate injured and an intruder on the floor,knocked out.