A desolate yet deep horn sound rose, and within Helm's Deep, which had been already breached, Aragon led Legolas, King Théoden of Rohan, and the rest of the few remaining warriors to a front-line charge against the vast Orc army, prepared for their final desperate stand. At that moment, at the entrance of the valley, where the sun was rising, the sound of horse neighs could be heard—Gandalf had returned on time, together with thousands of Rohan cavalry.
Soon, the Orcs noticed them, quickly turned their spears around, and formed up, while the Rohan cavalry, led by the roars of Gandalf and Eomer, charged together at the Orcs. The dawn light at the edge of the horizon grew ever brighter, a dazzling radiance pouring in from the valley's mouth, much like the light that dispels darkness. The Orcs couldn't even keep their eyes open, their formations fell into disarray, and the Rohan cavalry struck deep into their ranks…
