I think it really shows the lack of care the older brother has for the mc, even in the pas...

I think it really shows the lack of care the older brother has for the mc, even in the past life. If the vet guy didn't push the mc out of the way when he saw the car coming, the older brother would've killed his own family out of anger and pride. Kinda fucked up ╮(￣▽￣)╭