One of the BEST experience for your VR parties and for newcomers that have never tried virtual reality before.
Plank not included is a virtual reality (walk the plank) experience.
You will experience acrophobia (fear of height)
41 levels of fear to experience.
Now you can choose between the plank and the tightrope experience.

1-You need an HTC Vive or an Oculus Rift and a play area at least 3.3 m x 1.5 m.
2-You need a plank minimum of 8 feet or longer.
3-Align your real plank with the virtual one on the floor.
4-Catch the two hummingbirds at both ends of the plank with the virtual net attached to your right controller.
5-Once the two hummingbirds are caught, it will load a new level higher from the ground than the previous.
6-Be safe.
7-Have fun.
8-Let your friends try.
9-Press the R key on your keyboard to restart the experience.
10-Press the S key on your keyboard to skip to the next level.
11-Press the Q key on your keyboard to exit the game.

For acrophobia treatment.
Here are the heights of each scene in meters and feet.
WW1 Tranches 1,9 m / 6 feet
City Ladder 2.4 m / 8 feet
Dungeon 4 m / 13 feet
Flushing toilet 2.5 m / 8 feet
Volcano 25 m / 83 feet
Jurassic 9.3 m / 30 feet
Underwater 20 m / 65 feet
Forest Fire 11.3 m / 37 feet
Cave 37.8 m / 124 feet
Canyon 34 m / 113 feet
City Alley 15 m / 49 feet
Egypt Tomb 63 m / 207 feet
Moon 15.2 m / 50 feet
Nuclear Tower 110 m / 360 feet
Elevator Shaft 56 m / 183 feet
Statue of Liberty 66 m / 215 feet
Wind Turbine 62 m / 203 feet
Train Bridge 5.8 m / 19 feet
Castle 35.5 m / 117 feet
City Roof Top 22 m / 72 feet
City Scaffold 67 m / 216 feet
Cell Tower 18 m / 61 feet
Big Bridge 280 m / 922 feet
Window Washing 125 m / 412 feet
Pirate Ship 41 m / 134 feet
Oil Rigg 43 m / 142 feet
Hot Air Balloon 195 m / 638 feet
Moving Train 4.2 m / 14 feet
Ferris Wheel 124 m / 406 feet
City Crane 81 m / 267 feet
Parachute 198 m / 648 feet
Two Plane 262 m / 860 feet
Helicopter Blade 3 m / 10 feet
Roller Coaster 108 m / 355 feet
Two Helicopter 144 m / 473 feet