When Po arrived at the caves she encountered Tinky winky, he tried to kill her but luckily Po was able to run into the caves while Tinky stayed behind to look for a new prey in teletubbyland. inside the caves Po will discover a heartbreaking truth about her brother's mysterious new behavior and killer instict, Po will try to brush it aside while travelling through maze-like corridors to get to a safer place with no is up to her to figure out the truth