fix the problem of unlock-2 (thx SyntaxX's idea)

fix some problems of F-1
fix some problems of unlock-3

change the switch of unlock-1

more hard than before

1-1. 1-3, 2-2, 2-3, 3-2, 3-3, F-2, unlock-1

fix some problems

2-1 more reasonable than before
3-1 chenge the armrest
F-1 the sign will block the switch

this is a co-op mode

you can paly it with your friend!