Hey, pretty sure there is some kind of a way related to this.
However, BasePart.AlwaysOnTop - #17 by 0xBAADF00D
This has been a request for years and years now, and we are seeking for it.
Honestly, you could stop the player humanoid with making their walkspeed 0, and then as well changing cameratype to scriptable so they can’t move it, after the egg has hatched, you can return it back.