Responses
Spoiler. .
They do
gut feeling game:strong HAHHAHAHSHS
Yes it's obvious that they have the same father. And ML will most probably get everything in heritage and keep Jaein and have a baby with him and the ex will be left with nothing.
The trope and the ending are obvious, what will be interesting is the way it's made.
Why do I feel like ex alpha and current alpha have the same father? I recall ex alpha insinuating that their father must've had another child(as a joke?)