What do you mean by high energy ahead?

The high energy ahead is generally believed to originate from the Gundam series of mobile suit. In the process of marching in space, the space in front of space is always detected by the detector, and if there is an enemy energy weapon attack in front, the fleet will detect a strong energy response when launching, and the detector can remind the captain to avoid in time. In the video barrage of ACGN barrage networks, "high energy ahead" barrage often appears, which indicates that there will be intense content or pictures in the next video.

In fact, the following content is wonderful, shocking, shocking and so on.