(School Days + Rebirth)
"From now on, you're my little sister. I've got your back!"
"Revenge is a dish best served after ten years. Just you wait. I'll make you pay for this in blood!"
"We weren't born on the same day, in the same month, or the same year, but may we die on the same day, in the same month, and the same year!"
"Don't take your studies too seriously. If you do, you'll stop being human."
"01610. Remember, that's our password from now on!"
He lost his life because of her curse. Carrying his remorse toward her, he appeared before her once again. She no longer recognized him, but she still remembered their password: 01610.