I don't think he'll make it very far down the hall. This shouldn't take long since dinner conversation gave him a little time.

[ More than a little. Rohan picks up his jar again and the end of his tail about Jotaro's wrist gives one light squeeze before going limp and falling away. ]

Do what you feel you have to.

[ He will get back to stripping and putting drops of his venom into each jar until the poor soul is skeletonized and nothing but wet bones and connective tissue he will do something with in the morning. Before he gets to that and eventually takes his break to work on adding a little more color to the pink-haired gargoyle girl's eyes sitting on his easel and then leave to take a nap, he watches Jotaro... His final note is-- ]

That would be enough.