First of all, let's hide my younger brother. Volume 1

The main character of the novella unexpectedly finds herself inside the manhwa "Magical Mirage" in the body of the Marquis Vesta's daughter. Her fate is not enviable - in the end, the mad wizard Aster Lishi, who is pursuing Kayla's younger brother, will take her life. The only way to save Franz and the other family members is to swap family relics with her brother so he can protect himself from danger with a magical shield. Now the girl will have to become a knight; henceforth, she is the mistress of the magical sword - Shueta. Deciding to go to the academy in her brother's place, Kayla takes the first step toward her new destiny. On the way, she engages in battle with a dangerous monster for the first time and saves the young beauty Astel Aizar. Will the heroine outsmart the villain and avoid the tragic ending that fate has prepared for her? And how is the mysterious Astel Aizar connected to the secret of Aster Lishi? For a wide range of readers.