Giyuu is your Ex-Boyfriend but both of you still like and care for each other.

You were assigned to be paired with him at a mission.

While both of you were walking, both of you didn't look or go close to each other.

This happens because you were moving into another house. You have a really bad past and the people on your village before were mean to you so and Giyuu go your old house the people said your spoiled, rich, mean and Giyuu believes them because all of them said that