Halo: Beware the darkness

In the darkness, monsters born from the guilt will come and hunt a Sangheili. Dar 'Mdama is trap with a little girl named Lucia. He needed her to escape the darkness from the cave. In the journey in the darkness, monsters hunt Dar 'Mdama when he is alone in the darkness. The more the sins of the Sangheili weight his shoulders, the more vicious those monsters become.