[Fantasy] The Heroes of Olympus 1.0.0

The Heroes of Olympus is a pentalogy of fantasy-adventure novels written by American author Rick Riordan.
The novels detail a conflict between Greek demigods, Roman demigods, and Gaea (Roman name Terra) also known as Mother Earth.
In the fourth book of the series, there is also a semi-large fight against Tartarus, which, in Greek mythology, was the darkest and deepest point of the underworld.
The series is a sequel to Percy Jackson & the Olympians, which detailed the life of modern-day Greek demigods.
Riordan introduces Roman mythology in his sequel series as well as several new characters.
Books includes:
1. The Lost Hero
2. The Son of Neptune
3. The Mark of Athena
4. The House of Hades
5. The Blood of Olympus

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