@shaluoli
You can send MOOD UP SERUM and BRAVO SERUM to the girl and her parents to cheer them up.
ONE SOUL SERUM to the boys family and girls family together.
SHIELD OF 7 RAYS to their relationship.
If she is VK user, she can send LOVE SERUM to boys family members.
Also check the reason why they are not willing for this marriage, and send energies there.
keep the intention to VK to help the couple for what is best for both of them.