The Reason the Half-Sister Princess Cross-Dresses

Executed due to the conspiracy of the tyrannical crown prince, Rinaly wakes up to find herself three years in the past!? In her second life, she will change her destiny! The method she chose was... to disguise herself as a boy in place of her twin brother, Liam, and enroll in Fortis Academy! But for some reason, Rinaly, disguised as a boy, becomes a favorite of the four-member group "Fasias" led by the crown prince...