When a murder takes place in  a high rise, everyone is a suspect. 

With directors and a cast riveling that of a mid-budget film, whodunnit mystery series A Murderous Affair in Horizon Tower 摩天大楼 is the latest innovation in Internet series.  The series will be filmed by three directors – Leste Chen , Matt Wu, and Chao-Jen Hsu  – who will film the stories of the various characters separately.  The whole show will be told from the perspective of all nine suspects living on the same floor of a skyscrapper, giving the audience plenty of time to try and guess who did it.  Yang Zishan and Guo Tao play the detectives while Angelababy guest stars as the victim.