Re: What is/are the worst or most unbelievable plot convenience device 3. Maybe their computers arrange those ships to be oriented the same way. There could be a standard procedure that all ships agree to perform. 2. They keep saying it's safe but I remain unconvinced. 1. They look humanoid but sometimes they have a different color of blood (when it's plot convenient) and different internal organs. The klingons have pink blood!!! (of all people, huh?) Pink blood does seem kinda sissy, doesn't it?