Ice Scream 6

Game description:

Your parents kept told you eating too much ice-cream is bad when you were a kid. And in this case, their words turned out to be true for a change. Here you will encounter a horrible maniac who turns kids into ice with some kind of weird magic and puts them into the freezer in his ice-cream van. Your goal is to rescue them, but that won't be easy. You have to become the ice-cream man's shadow and follow him without being noticed all along his route to figure out what he's up to!