The Loneliness of a Master

Everyone is surrounded by an invisible electric field, which is constantly turning.

Ever since he could remember, Ye Tianyu had been able to see these rotating invisible electric fields. After years of observation, he discovered that their rotation was tied to people's emotions: the more agitated they were, the faster the fields spun.

Then, after an accident, Ye Tianyu realized he could use batteries to control other people's invisible electric fields...