Rockman-san's previous chapter took the story to a new level of seriousness following Dive Man's discovery in chapter 12.
Rock and Guts Man were enjoying a fun night-out together until Guts Man received a call from the construction site where he works. The two friends headed to the place to find a group of robots equipped with mass-produced Busters wreaking havoc.
Rock immobilized two of the robots... but he needed Guts Man's help to finish them off! Now the story continues, growing more intense by the moment! You can check it out here!