There was a green puzzle box behind this tree and bush on level 1 : r/MyCafe
Blackbox: Walkthrough Guide With All Puzzle Solutions – AppUnwrapper
Amazon.com: Enigma Decode Secret Puzzle Box - Money and Gift Card Holder in a Wood Magic Trick Lock with Two Hidden Compartments Brainteaser : Toys & Games
Amazon.com: Enigma Decode Secret Puzzle Box - Money and Gift Card Holder in a Wood Magic Trick Lock with Two Hidden Compartments Brainteaser : Toys & Games