Aikiss

The protagonist, Ikenaga Ren returns after several years away from his hometown, returns to enroll in the Private Arimori Academy, an art school.

On the first day of school, he unexpectedly reunites with the two of his childhood friends with whom he used to paint illustrations in the past, twin Saegusa sisters Hinata and Ayame. While surprised and confused by how they have grown, he takes his time to return their relationship to how it has been in the past.

Furthermore, he meets a third-year...