More Than Blue is a series about the touching story of love, grief, and cruel twists of fate. The story begins with producer Wang Bohan of a Records Company and his assistant An Yiqi trying to trace who holds the copyright of a song. Wang Bohan knew that the songwriter K died from blood cancer three years ago, and he heard that the lyricist Cream was also no longer alive. They discover the story when they find the diary of K.