Start with a Book of Rewards

Swish, brush, brush! A strange book floats in the air, and the pages turn on their own in the air! Mission 1 rewards the Immortal Holy Body! Mission 2 rewards the magical power of immortality! Mission three rewards a storage space! The reward for mission four is the Retreating Pill! This is a novel about traveling to another world, getting a mission book, and constantly becoming stronger. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.