honestly the simple fact that i don't have to deal with the escort system is already an upgrade.
the mouse "puzzles" are potentially insteresting but they are too simple right now, i'm curious to see how you will develop this gimmick
your stairs are always some kind of weird experimental thing. why do i have to press R to climb on them? in most games you just grab and climb on them automatically when you touch them and press upwards.
it's early to judge because it's missing animations and juice and stuff
you need a better music loop, it gets repetitive as you play