Star Ocean: The Second Story (スターオーシャン セカンドストーリー, Sutā Ōshan Sekando Sutōrī) is a seven volume manga series written and illustrated by Mayumi Azuma.

Based on the tri-Ace role-playing video game of the same name, it follows the exploits of Claude C. Kenny, a young ensign in the Earth Federation who finds himself stranded on the Planet Expel.

He meets Rena Lanford, a young girl living in the village of Arlia who declares that he is the legendary warrior their legends speak of who will save their troubled world from disaster.

While investigating a strange machine with a mysterious energy field, Claude finds himself transported to the planet of Expel.

After defeating the monster with his phase gun, Rena takes him back to her village of Arlia where he is declared to be the legendary "Warrior of Light" who will save Expel.

Realizing the crystal is tied to the Sorcery Globe, and wondering if it can help him get home, Claude decides to travel to El Continent to investigate it and Rena goes with him.

The group is later joined by Ashton Anchors, another swordsman whom they first encounter in a cave trying to defeat a monster terrorizing a nearby village.

In the town of Linga, they meet Precis, a young girl inventor who develops a crush on Claude and is oblivious to Ashton being in love with her.

They help her cure her friend from a dying illness, and afterward Precis decides to go with them to Lacour where they hope the famous Dr. Leon can answer their questions about the Sorcery Globe and Celine's book.

Written by Mayumi Azuma, Star Ocean: The Second Story is based on the tri-Ace video game of the same name.

Among the tracks are the TV length versions of the opening and ending themes and background music played during various episodes.