Irozuku Sekai no Ashita kara

Summary

In Nagasaki, a descendant of mages, 17-year-old Hitomi lost her sense of color at a young age and grew up lacking emotion. Her grandmother Kohaku, a great mage, sends Hitomi to the past, to the year 2018. There, she spends time with a 17-year-old Kohaku and friends from club activities.

(Source: Anime News Network)