The Mark of Athena (Heroes of Olympus Book 3)+The Blood of Olympus (Heroes of Olympus Book 5)(Set of

Reviewed by my 13 yr old Son:The delivery arrived within a day in Kolkata. Arrived in a good condition, packaging was good.I wanted to understand how Annabeth had fallen into Tartarus, and found Nico alongside, along with the Athena Parthenos. (as i had gotten the House of Hades first)I dont want to give too many spoilers, but the third book is the best one (spoiler: annabeth judo flips percy upon the reunion). so its all worth it, keep reading :)