Sponsorship Stigma

At what point did things take a turn for the worse?
Did it happen when she chose to fall in love with Gu Jeheon, the single heir of her benefactor? Was it when she decided to stop her career as a pianist and have a child with him all on her own?
In order to raise her first love’s child all alone, Yeonjae sacrifices everything and leaves the life she knows. Five years later, her first love unexpectedly comes back, and while Yeonjae desperately tries to keep the child a secret, Jeheon cannot help but feel immediately drawn to her. Their unfinished romance begins to blossom again, this time with a little one that looks just like them.