Ena- Super Clean House Escape

[old biker]

Assume that one day you have decided to clean your house to make it has a super cleaned house. After finishing your work, you have tried to open the door. But it gets stuck. Try to unlock the door as soon as possible.

Good luck

play

Please use spoilers for hints and walkthroughs:
[spoiler=Title Here]Enter text here...[/spoiler]

Please do not post a video walkthrough for 7 days.

[old biker]

for the math puzzle

check the wood