Plain physics is what you deal with in this game. The drawing mechanic guides characters away from monsters using gestures.
Clicking and drawing is how you start, and you move characters by making lines.
Controls use simple gestures to guide characters. The physics feel wonky and monsters are annoying obstacles.
Most drawing a longer path is better than a short one. The physics are wonky so you must be patient.
Q1: Controls? A: Simple gestures guide characters.
Q2: Objective? A: Draw paths to save characters from monsters.
Q3: Stated feature? A: Not stated.
Q4: Main mechanic? A: Drawing lines to guide characters.