I Feel Blue But You Make Me Feel Like A Rainbow

Zhao Yun was a normal guy, or so he said, preferring to act like the perfect person in front of everyone and keeping his feelings and problems to himself. Lan Xue was also a normal guy with a difficult life, he instead had no problem saying what he felt and preferred not to be someone he wasn't. In a world where soul mates exist and your vision is black and white until you find them, things were not going to be easy for both of them, after all, your vision would change to shades of blue if one of the people tried to end his life. What will happen after when in the middle of work, the vision of one of them turns blue?