In the anime "Your Lie in April" the protagonist Kousei Arima was confronted with a problem. What was it? Use examples from the show to support your answer.

Sad things happen in YLiA, but because of how they happen, the events transpiring up to the sad things, it left me feeling more angry than anything ... Since I already knew what was already going to happen at the end of Your Lie In April, it wasn't as emotional.