After the cultural festival approves their movie screening, the Pastime Club excitedly discusses their outfits for the event. The three girls eagerly try out different costume ideas while they chat. Thanks to a donated Macintosh computer from Chisato Higuchi's father, the Film Studies Club begins writing letters to their future selves, which they plan to read in 15 years. Despite setting lofty goals and making serious promises, the outcome turns out much different than they initially anticipated.