没有青梅没有竹马只有蓝颜还有知己

In traditional Chinese stories, 'Youth companionship' (plum blossoms & bamboo horses) represents childhood lovers growing up together, but this username implies no childhood sweethearts - instead, there is only 'a blue-faced role in Beijing Opera'(which often symbolizes loyalty and integrity) and a soulmate, indicating platonic yet close relationship(s).