The Journey Of Phenomenons: Humanity's Potential

The "Guardian Angel" was a being unknown to the people of Solciud. It was someone or something that went about saving people and helping the community itself. Some people called it a blessing, some a curse. One day, this being up and vanished and hadn't been seen in 3 years. Now, a new girl arrives to the high school looking for any information on this being. What Phenomenons will lead to her trying to find the being and will she find what she's looking for?