[Comprehensive British and American] When Did Robin Change?

River, a mercenary who travels between the magical world and the human world all year round, knows that he is not very sensitive to the outside world and often ignores the changes brought about by time. But when he happily caught up with the Robin Bird flying over Gotham, he received a cold and wary look from his supposed employer, and River finally began to feel guilty for his poor efficiency. "Robin has been replaced a long time ago. I am the third generation Robin." No, he came too late! *CP is Tim *The protagonist's own conflicts have not been resolved yet, but he is trying to smoothen the relationship between other families. *The pace is slower, I won't rush to catch up with the plot, I would rather take my time. Intent: Love can unlock shackles