The book of love glitch?

[Ghost Face's Slut]

I brought Fenrig back to Ruki and they talked to each other and floated in the air. Then they fell back down and are just staring at each other. They won’t move or speak. When I try to speak to either of them it just says that this person is busy. It won’t say I completed the quest and the quest arrow is still above Ruki :(

[Ghost Face's Slut]

Never mind. I fast travelled back to Riften, and the quest completed after a few seconds