She is the Hidden Key is a fantasy novel that uses magic, other dimensions, and sacrifices in its plot. The story surrounds Danae who woke up with amnesia. She can see how people would die and experience it herself. She considers it as a curse, and with this, she finds it hard to communicate with other people. Despite these, she was able to find few friends with the lady guard in her school and Lawrence who is her class’ leader. The first time she noticed her pendants glow is when three more people transferred to her class, however with overflowing fear she lost consciousness and woke up without any memory of it. These transferees are three out of six Princes from Felix Memorias who are finding the hidden daughter of the last Enchantress. They are hoping to find and protect her and consider this as a responsibility bestowed to them directly by the Queen of the Wizards. The Princes built a bond with Danae when they helped the church where she is staying at. The church is on verge of collapsing while trying to protect kids who are supposedly homeless but kept by the Priest and Nuns. Danae is grateful to them because their donation is indeed needed. For the past years, no one donates to them due to the past rumors about the church such as child labor. Thus, making people not trust the church of money. The story will focus on Danae’s hardships with her lost memories, and what will she do to acquire all of it again? Is she from the lineage of the last Enchantress? If she is, why would the Princes protect her; protect her from whom?