[x] Remain Transformed. (Without your Naginata on hand, you simply look a little overdressed for the occasion, but not especially suspicious. Furthermore, as long as you keep to the back of the group, you can still have some input in the conversation and react faster if something goes wrong.)
[X] Shadow The Group. (Your earlier spying proved the owners couldn't detect your presence as a ghost. Nel can wave off your apparent absence later if need be, though doing this too many times may raise suspicion among the others.)