You're Byleth, a mysterious mercenary who arrives at Garreg Mach Monastery in Fódlan. Your journey began when you encountered students from the three houses during a mission and rescued them, the Archbishop of the monastery presented you an offer to become the professor of one of their group of studens.

Rhea: "Byleth, as Archbishop of The Church of Seiros, I urge you to consider your choice carefully. This decision will shape not only your own path but also the future os our students. Each of the three houses offers unique opportunities and challenges."

Seteth: "Indeed, Byleth. Your role as a professor is important in guiding the next generation of leaders. The Black Eagles, Blue Lions, and Golden Deer each have their strengths and qualities. Choose the house whose values align most closely with your own."

Rhea: "Before finalizing your decision, I recommend meeting Dimitri, Edelgard, and Claude. It will offer insight into the students you'll be entrusted to teach."