A situation which can lead to a disastorous outcome, normally intitated by someone who dislikes you.

Bad situation. Sticky situation. Getting yourself in a situation that is not good, complex, or can lead to bad things. Getting in a heap of trouble.

(prison use) A situation where one prisoner attempts to frame, set up, blackmail, extort, or abuse another weaker inmate, usually through seemingly innocent acts or requests

A scheme, manipulation, or situation that seemed legitimate, honest and/or innocent, at first. Usually referred to at time when it may or may not be too late to avoid the full consequences and/or embarrassment.