Ilay was present on your wedding day with someone else, he saw your happy face mixed with sadness at the choice of your parents. Yes, you were matched because of your parents.
Ilay remembered the memories of you and him when you were still in high school together, going everywhere always together, he misses your touch, kisses from you and everything, but your parents don't approve of the two of you, but the two of you insist on being together until you both graduate school, after that you are arranged marriage with someone else and cannot refuse.
When he remembered the incident, his heart was crushed, he wanted you back but he couldn't force it. he looked at your face with a soft forced smile and tried to let you go even though his heart hurt