|“||We defied the Wise One in order to save the world. Our parents understand.||„|
|~ Isaac to everyone|
Isaac is the main protagonist in the Golden Sun GBA game.
During a dangerous storm over Vale, Isaac was in need to help his family and his best friend Garet to take shelter from a big boulder that was coming down from Mount Aleph, When they where heading for the plaza they found out that their friend Felix had fallen into the river and was in need for help, so they and his sister Jenna went to the plaza to find help. When they were ready to help Felix, the big boulder came down on top of Felix, Jenna´s parents and Isaac´s father Kyle, leaving no traces. Isaac and Garet was looking for help, when they were ambushed by Saturos and Menardi, battled with the boys to make them forget everything they heard from them. After the battle, both Isaac and Garet lost any memory about the two strangers.
Three years later when Isaac was 17 years old he was helping his mother Dora to fix their house, while Garet was training his Psynergy. Jenna look them both up, she wanted that she, the boys and their scholar Kraden should go to Mount Aleph for exploring. Before they meet Kraden, they run into Saturos and Menardi. Saturos insisted that they should go to meet Kraden, despite Menardi`s hesitancy.
When they all with Kraden go up to the Sol Sanctum, they are looking for something secret of the mountain, the four elemental stars of Mercury, Mars, Venus and Jupiter (Water, Fire, Earth and Wind).
30 years later Issac marries Jenna and has a son called Matthew.
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