The Fairies in My Heart is the 1st chapter of Fairy Tail Zerø, a prequel to Hiro Mashima's Fairy Tail. In X679, Mavis Vermilion works for the Red Lizard Guild, who are attacked and murdered by the invasion of another guild, Blue Skull. Mavis, the sole survivor, stays on Tenrou Island, and, seven years later, watches as three companions land on the shores in search of a treasure called the Tenrou Jade.