The creature chuckles, and as Genma watches his upper body shifts, changes. He loses the more monstrous features, and a moment later a blue-skinned man with a shark’s tail is hauling himself all the way up to sit on the bank, his tail still dangling in the water. “No one has to get hurt,” he says, and deliberately sets Genma's knife on the grass. “You unlocked my prison. I'm not going to eat the guy who helped me out.”

There's something in the water.

“There's something down there,” Tobirama says when he surfaces.

“I see hearts. I sing people their deepest desires. You, for example.” Gabriel rolls his head to the side, damp curls bouncing over his eyes as he looks up at Jack. “You’re an adventurer. You want a new challenge, a frontier to try yourself against.” He reaches up one dark-clawed hand to trace it down Jack’s face. He’s as mysterious and mesmerizing as any of his promises, and Jack doesn’t pull away.