Day has been in Antarctica for almost 10 yrs with his brother a 21yr old Eden. He's well respected and something of a celebrity in Antarctica. Stories start spreading about a unknown vigilante known as Night. June hears about it and takes this chance to goto Antarctica in hopes of solving this mystery& seeing Day. But when she stumbles into Night things get a little interesting...

Nico di Angelo was eight when his mother died. His older sister, Bianca, was Twelve. Shortly after Maria's death, Hades put both Bianca and Nico into an Orphanage. The orphanage was Wool's Orphanage, and there Nico met Tom Riddle. A short HP/PJO crossover going into a bit more depth about Nico di Angelo's childhood and the reason Tom Riddle thinks friendship is useless.