User blog comment:SayuriDarling/The Blood of Olympus Official Discussion/@comment-25540899-20141015084002/@comment-5927468-20141015192607

It might have been when Percy wanted to help Jason, Piper, and Leo finish off Gaia. But Frank held him back and talked him out of it. He had to let them do it on their own, which was extremely difficult given his loyal nature. Although that does seem kind of anticlimactic