The event going on within the healing and medical treatment area was completely unknown to the rest of the group. They had been guided elsewhere. However, they had not been treated the same way that Clark had been treated at first.
The group had been directly led through the main entrance after Maria had been welcomed and a degree of trust had been established. It was also clear that the attitude from the guards had changed since they approached with their weapons sheathed.
"It looks like we will be able to establish some trade with them. I think that Maria must have been brought in ahead of us for healing." Isa's theory appeared correct as a few guards seemed to stiffen a little. They couldn't say anything, but they knew the gist of what was happening.
Creation is hard, cheer me up!