An ominous emblem begins appearing in tapestries, paintings, engravings, streets, etc. across the town or city in which the players are staying.
One of Corleone’s commander has come up with an exquisite trap for the newly forming armies of Ignus. The only problem? He needs bait for the trap, and he’s just hit upon the perfect idea…
War has begun, and the troops have begun to move. Lying on the border between Esteov and the God’s Spine Mountains, Kerrengen Keep secures the main source of fresh water for the capital of Esteov, Lake Kerrengen.
In the middle of nowhere, followers of nature religions meet for a great festival. Also, the new druid for that region of the world is going to be “elected”. Not all of the 4 contestants are initiates, however…
A forest full of danger where the danger is not at all where the PCs expect it to be.
Some parallel worlds have different time-flows, like the fabled dwelling-places of the elves: those who visit them under the hill for a night return to find that years have passed in this world. Perhaps it is the gate leading between the worlds which causes the alteration. If a gate were 'misaligned', the shift from '| |' to '| \' or '| /' as it were would lead to that difference, much as a light-beam split and bent by a prism ends up taking a longer path. There might even be a mathematical function linking degree of misalignment to alteration of time-rate.