Lucy Heartfillia was a powerful celestial mage, she was the first to ever manage to use her magic without using her keys. Ever since she was born she had a high amount of magic energy, which made her mother fear for her daughter. When she was seventeen Lucy ran away from her father, her mother was killed when she was eight. Natsu Dragneel is a fire dragon slayer, who is known as either Chaos or E.N.D. and he is the deadliest person alive until he meets her on one of his missions.