After the Trip I Became a Savior of the World

I, Sora, am male, have a lovely sister who used to be the princess of the abyss, and have just finished my trip to Teyvat. Then when I was preparing to leave with my sister Happy... Actually came to a new world alone? ! ! No! ! ! Fluorescent! ! ! ! ! You wait for me to come back! ! ! ! Then I became the savior of the world with the remote help of my friends. Intention: Always be a good person