"The old monster?" Felix was stunned. Had Billy already figured it out just from that tiny detail?

"What do you mean? You managed to tell who it is based on this detail?" Felix questioned.

Billy let out a wry chuckle before continuing, "Yeah, I wish I hadn't. But think about it. How many people in Dragonia have real expertise in soul manipulation? How many people can mess with someone's soul and use a red thread like you described? There aren't many possibilities."

After taking another sip of