By some absolute sheer stroke of luck, the prior tenant had been an attempted shabu restaurant, so we were able to reconfigure and salvage some of the partially built systems. Still, the meat and bones of the build had not yet been completed.

The biggest challenge by far has been our ventilation shaft which requires cutting through each of the 3 concrete floorplates. Its an engineering nightmare. The building was never built with a shaft, and isn't making it easy to shoehorn it in. Above is the original semi-existing floorplan from the old tenant.
Part of the reason this project has lagged for so long is the somewhat numerous plan changes we submitted to the city. The picture above is actually only the second half of our interior layout design process. The floorplan really morphed over time in our attempt to get the most out of the site configuration. Here's our final plan: