 Although Leonard McCoy—the chosen wielder of the Indigo ring—is able to confirm that Walker will recover, Carol reveals to Hal that Nekron has been drawn into their new universe as well.She then joins the crew in the final battle against Nekron on the reborn Vulcan, culminating in Nekron's defeat while she joins the "Enterprise" on his mission.After a year traveling with the "Enterprise", Carol has begun a relationship with Montgomery Scott, although Leonard McCoy is the first other person on the crew to learn about it.