The past is somewhat unbearable to look back on.
The drunken father awoke, faced with the result of having killed someone.
Even if it was accidental manslaughter, it would still result in several years' sentence, plus another charge, combining two charges would result in a decade at least, which was not a light sentence. At that time, it was the most critical period for the entire Hallow Clan, and such a scandal could shake the entire Hallow Clan. That's why back then, the Hallow Family agreed to the condition proposed by Ella Johnson.
When Ava Walker came of age, the Hallow Family's men had to line up for her to choose from, and she could marry whomever she wanted.
After the Hallow Family agreed, they signed, and Kai Walker's body was taken care of.