I think you're being really unreasonable here. He's not saying he went to a flood of people at the beach. He's saying that should not be allowed, and is asking

I think you're being really unreasonable here. He's not saying he went to a flood of people at the beach. He's saying that should not be allowed, and is asking why he should not be allowed to go jogging on the beach alone. Emphasizing the word AFTER doesn't make any sense.