Giga Aonatsu Line 1.01 jap 2019

Tatsumi and his childhood friends Miki and Chihiro talked every day about what they would do during the upcoming summer holidays.
They accidentally became friends with Yui, who was transferred to their school, as she admired the co-education system, as well as Kohai Cotone.
This new group of five friends began planning unforgettable bittersweet summer vacations that happen only once in a lifetime.