the novel and me

Transmigrated to a novel about a childhood sweetheart and a substitute
But she is just the side character not even one of the nearby women of the male leads but accidentally knocked out the male lead to bed because he was drugged by the so called substitute
While being sad out the original female lead being with the second male lead
when she found out,she accepted it willingly as said to be that the male lead
Is the most handsome person since it's a novel.afraid of the male lead finding out she moved out of the country and raised the child/children alone.
Few years after she took A vacation in her home country for the children not to forget their own country with their aunty who was with them all the way.aunty got into a car accident and got injured si she have to stay in the country for a couple of months for healing
The father/ male lead the time line of the story is that the original female lead was with the villain this time only to make the ml jealous but she didn't know the ml is tired of her, he. only feels that the OFL(original female lead) as a friend .(The substitute is just a rumors from the company employees from start .but the substitute thought that she is because of the resemblance and pursued the female lead which makes the female lead jealous and be with the other side leads )
As the story continues she...