Nuh

Hey y'all can you pls help me find this bl manhua.. I can't remember the name so basically it starts off with the mc who's an omega, gets into an accident, isekais into the real world where there's like normal ppl and no alpha omegas exist, he's in heat and he meets the ml, they spend the night tgt and he gets pregnant. The ml has a son or smn maybe his wife died (Idr) and uhh yeah he ml doesn't believe him at first but then takes care of him ughhh pls if you know the name tell me