Hiding The Engineer's Son

Five years ago, she accidentally had a one-night stand with her sister's boyfriend. She loved her sister so much that she fled to Japan in a hurry; Five years later, she received a call from her sister who invited her to their wedding. But no one knew that she had given birth to her sister's husband's child. She thought she could bless her sister peacefully, but when she saw the face of her sister's husband, she found that her desire for him did not diminish, but intensified. Alexis is still in love with Kaius, the husband of her own sister and the father of her son. No matter how she try to hid her feelings, she always failed. The man is so seductive that she can't help but to give in the forbidden pleasure. She has an affair with her sister's husband. She want to stop herself but Kauis is unstoppable. Until he meet his son.