(I'm taking a composite of the different comments, as I'm not sure there is 100% agreement. Let me know if you have strong objections.)
The party begins to move forward as a group, circling around from the southeast corner to the northeast corner. Nars, invisible, prepares to take advantage of his concealed state, walking alongside Sir Ishmael at the front of the group. Persephone walks towards the middle of the group, urging some haste due to the fact that her spell on Nars is about to expire. Rodimus and Gorefoot, each for their own reasons, take up defensive positions one on each side of the charismatic princess.
As you round the corner of the ruined keep, you can clearly hear the scrape of stone on metal as the Redcap brings his scythe to the ready.
"Who is out there? Guests coming to dinner? How sweet when my prey comes calling at my door!"
ooc: Please roll initiative. If you want any of the above to be revised, please mention that in the same post.
Edit: Also, the squares are indeed 5'