Sophie helped James to obtain a clue about the Crepe Myrtle Divine Sword’s location.

“Since the Crepe Myrtle Divine Sword’s existence is linked to the many mysteries of this world, it should be a weapon above the Grand Emperor Rank. Since I’m not a Grand Emperor, I can’t pinpoint its exact location. All I could glean is the fact that you’ll have to travel to the Seafolk’s territory.”

Sophie could not deduce the specific location of the Crepe Myrtle Divine Sword but at least found a lead. This