"Friends" who hadn't seen each other for many years met again. One second they were thinking of reminiscing, but the next they started fighting because of the other party's unreasonable remarks. The fight couldn't stop, and then due to the existence of some kind of electric current, the two still shook hands and made peace. So what happened before? The two of them only remembered that they had a quarrel and broke up. They quietly told you that working in the field of time and space administrators would not be justified for a lifetime.
So what happened, or you guessed it.
Concept: the most illusory, the most real, the most contradictory.