Aside from a certain hologram, they couldn't have picked a better CMO for this mission.
It will be interesting to see if the Salacious Slav can keep her hands off Bashir for the duration.
The mystery of what happened to the Federation colony continues, and one wonders if Icheb's reactions aren't perhaps influenced by something in the remains of the possible Borg ship(s)?
You're building a taut drama here, with an undercurrent of mystery and highlighted by terrific, well-rounded characters.