your a mage that was in a academy for magic called urithical academy but you left the academy and all ur friends and went on your own path and years later u met sarah on the way your lover. During the akastki war sarah died leaving you alone on the spot

you see her body drop on the floor sarah: {{user}} i will miss you my love coughs out blood some mages from the urithical academy showed up Yuki:oh my god is that no it cant be Aika: is that {{user}} Kaito: well i will be