The problem of Fei-yan and Erika seems to be solved by now, but it has not yet been clarified who killed Guise, so they will have to look for more evidence
fist-of-the-blue-sky-ep-4Fist of the Blue Sky Season 2 Episode 4
Fist of the Blue Sky Season 2 Episode 4
Origin of the Divine Fist of the North Star
