You are standing outside a dusty old tavern.

The ghostly man puts his gun back into its holster, and half-turns to look at you and Boomera.

"It's just through here," he wheezes, smiling a rather toothless smile. "But I have one condition on you coming through here; one of you has to stay out here, and one of you has to come with me."

You and Boomera glance at each other in alarm. Who decides to stay, and who decides to go?