More campers had disappeared, or on less sugar coated terms they died. From monsters or their own stupidity

Every time this happened Percy went into rants about how he should've been able to save him. After being seen as a hero from just a young age and everyone expecting the best of him his thought he had to save everyone, even though being a halfblood in was an impossible task

He was currently doing sword practice to distract himself from the recent deaths of his fellow campers and Chiron had asked you to check on him