This is a Decryption map, you need to found things to help you skip the prison.

Got to The relations and download "Simple Death Counter", or else the world cannot check your death times

Here are some hints if you stucked in somewhere, hope that could help you.

Key of Warden's Room: Hiding somewhere in the playground, you need a potion of jump boost
Copper Shovel: Some floor of the prison cell are very old, those blocks looks like easy to break, trying to using it
Sticky piston: ahh!!! what smell is that? So disgusting.... Why people want to put it into the toilet? And what was that using for
Stone Pressure Plate: that is the key of the front door, found it in a room with redstone block.
Book Shelf in the Library: there is one bookshelf that is different with other bookshelfs, and let's take out this book.... Oh, look, there is machine!

Note: There must be at least 12 rendering blocks, otherwise the command block may not be triggered.

You have to avoiding police surveillance. There are two pillagers and one zombie as the polices. Have Fun!

Yi's Prison Break - BE