Granny - main enemy that is chasing players with an baseball bat.
She hears:
- creaking floors
- item drops
- guilottine usage.
- ticket robot's alarm
- any vase.
Grandpa - second main enemy that is chasing players with an shotgun.
He hears:
- his vase
- ticket robot's alarm.
Slendrina - third main enemy that is killilng with an look. avoid it.
Crocodile - fourth enemy that is only in dirty water outside.

Grandpa can go to sleep. Then you can steal his shotgun.
When you notice Slendrina, then look away as fast as possible. Or else she will kill you.
When you will kill the enemy, the second one will go to the place you killed the first one. It doesn't count with Slendrina or crocodile.