Ultimate Muscle Roller Legend

Another really weird video on youtube, many say this is based on a true story.

Video is supposedly part of a larger series consisting of various Nico-Nico Douga videos (and video compilations) based on gay adult films starring Billy Herrington, Kazuya and others. Other videos of the series include "ASS WE CAN" and "Boy Next Year".

Story
Here's a sypnosis of the ´´story´´

Deep in the forest lived Billy and his charming companions. They peacefully honed their bodies and listened to music there. But a wave of development came upon the forests. One who would turn all to road. Kagamine Rin had come. Billy must stop the construction before all is turned to road