This is Tristan , he is a soul ferryman, he leads thousands of souls. Initially, he was enthusiastic about his work, and later he experienced a lot of selfishness and greed in his soul. He led Dylan’s soul through the wilderness, protected him from demons, and told him the truth, and sent him to where he was going
This is Dylan, he has a power to 'steal' other people ' shadow' , to know other deepest secret, but, he often teased by his classmates at school, he decided to visit his long-lost friend, Avery. However, after a traffic accident on the road, after he desperately climbed out of the wreckage of the train, he was shocked to find that he seemed to be the only survivor And, in front of it, it was a wasteland. In the wilderness, he met Tristan, and led him to the other side of heaven.
This is Avery, she is Dylan's best friend, when she was a kid, her dad abandon her and her mum, with, Dylan's help her father came back to Avery and her mum.