Price lowered by 40% (4.99$ > 2.99$)
CCTVs

Track the locations of other players through CCTV cameras (3)
New animations

New animations (total of 3) - triggered by pressing the 1, 2, and 3 keyboard buttons
New wall colors

Changed wall colors to be more eye-friendly during gameplay
I've decided to make this update 0.5 (instead of 0.4a) due to the price reduction, marking this special moment. See ya in game! ːsteamhappyː