To give you a useful guide, I would need more context. Could you clarify:

Guard Barry and his security patrols constantly monitor the halls. Stepping into a guard's line of sight or a security camera zone resets you to the last checkpoint.

A high-tech sci-fi wing filled with moving laser grids, disappearing holographic platforms, and toxic waste pools.

❌ Can be too punishing in later levels (some guard paths seem random). ❌ No save feature; if you close the tab, you start over from level 1. ❌ The controls are click-only; some players wish they could use arrow keys.