Asagi Iro no Saudade

Fujisawa Ren, struggled to find place both in hometown and in Tokyo, where Ren started living as if trying to escape. Unable to discover hope for life, Ren was on the verge of giving up everything. That's when Matsuri, a childhood friend Ren never wanted to meet but longed to see desperately, appeared.
(Source: Natalie, translated)