“I totally lack direction in life.” Koharu Kuno (26) is looking for a new job. Her goal-driven friends Senno and Yuzuki sometimes come to her rescue, and other times bring on waves of anxiety. Koharu has an older brother named Taichi (29) who has taken care of her ever since their mother died in an accident when they were kids. One day, Taichi vanishes and his family can’t find him. The only thing Koharu can think of is their mother’s accident was Taichi’s fault. She heads for Kamakura, where her mother grew up, to find him together with his fiancé Aki (25). 

「私、自分が何したいか分かんないんだよね。」久納小春(２６)は転職活動中である。目標に向かって努力する友人の千野や柚季から、時に救われ、時に不安を煽られる。小春には幼少期に事故で亡くした母に代わり、小春の世話まで担ってきた兄太知(２９)がいる。そんな太知がある日、家族の前から姿を消した。唯一思い出せること、それは母の事故は太知が原因だったこと。小春は母の実家がある鎌倉へ、太知の婚約者亜紀（25）と共に太知を探しに向かう。