Strawberry Fields wo Mou Ichido

A girl named Pure Sakurasaka suddenly appears in Akira Kouno's life, declaring she is from six years in the future and that they are engaged. Akira, who avoids real-life relationships and prefers virtual dating games, finds the claim implausible. Pure's insistence raises questions, especially since Akira does not understand why someone like her would be interested in a solitary person such as herself.