He knew he had found the cave: the map was unambiguous. It was difficult to reach, a traverse of hundreds of yards of broken, rocky ground no idle passerby would choose to attempt. Good reason to believe the treasure would remain within.
Yet he still could not bring himself to cross the threshold of shadow. A nagging dread, an irrational doubt; they held him in place there in the quiet sunlight. It had to be a spell, cast by a long-dead wizard, laid as a defense against looters.
He stepped forward. The dread increased. Another step. Terror. He took another.