https://youtu.be/DRyh2cxJCp0
Deformed, innocent, manchild, rejected and neglected by his self indulgent abusive parents, contacts cult for salvation, who then (to his joy) come to his home unannounced and kill his abusers, and presumably take him to live as one of them for the rest of his (happy) days
Even the name of the song, Retrovertigo, Retro- A regression from and return to
Vertigo- A sense of dread and unbalance, a sense of impending falling
So it us the undoing of vertigo, a return to normalcy, to sanity, and to functionality. The means to this end appear insane themselves, though are completely benevolent to the main character.