In the first life, she was just an ordinary girl, but an explosion caused her to travel through time while doing experiments with her friends. She came to the world of Fairy Tail and became Natsu's younger brother. She was taught by the fire dragon Igneel. When Igneel disappeared, she and Natsu came to the guild Fairy Tail.
In the second life, in order to find the missing Iguniru, he embarked on a journey to find Iguniru, but was accidentally drawn into a rift in time and space and came to the world of HP.
What will happen in this world? Is there still a chance to return to Fairy Tail?