Hero and heroine are married but separared because he believes that she has been unfaithful with his stepbrother

[Ailesia]

Hero and heroine are married but separated . They’ve known each other since they were teenagers because their respective parents married each other. He has a stepbrother born from a previous affair of his father. His stepbrother is very jealous and makes him believe that his wife has been unfaithful with him .Hero believes him and leaves her. When their parents die in an accident he comes back. They have a vineyard but business is bad. He wants to sell but she doesn’t. It will be found that the administrator was scamming them and also his stepbrother confesses that his wife is innocent (excuse me dor my english)

[Sruthi]

Wanted by her lost love by Maya Banks.

It doesnt match the background story with parents, but its pretty similar.