To what distance would you go for your one true love? In the midst of a war with an alien race, Mikako joins the resistance, leaving behind the one young man she loves. As she goes deeper into space, Mikako only connection with her boyfriend is through cell-phone text messages. The war rages on and years pass, but Mikako barely ages in the timelessness of space while Noboru grows old. How can the love of two people, torn apart by war, survive?