1Yuki's World
Yuki, who was born in a world where sounds don't sound like anything, runs into the enigmatic Itsuomi and immediately takes an interest in him.
2To Affection
Yuki tries to come to terms with her newfound feelings for Itsuomi, while Oushi offers a glimpse into what he's been trying to come to terms with for a long time.
3Someone Is Thinking of Someone
Having come to terms with her feelings for Itsuomi, Yuki prepares to make her move, but she encounters a sight that throws her into confusion and doubt.
4What Kind of Voice?
Having made plans with Kyouya to go shopping, Rin invites Yuki and Itsuomi to join them.
5The Answer
Itsuomi and Yuki have a chat at his place, and several lingering questions are answered.
6I Thought I Wanted to Keep Watching Her Forever
Yuki and Kyouya each urge Itsuomi to make himself clear on where he stands in his relationship with Yuki, and he surprises them with his answer.
7Let Me Introduce You to My Girlfriend
Itsuomi is away on his trip, and Yuki is left trying to come to grips with their new reality.
8One Small Step
Being introduced to Yuki gets Shin reminiscing about his high school days with Itsuomi and Emma.
9I Don't Want to Leave
The gang heads up the mountains for a very eventful boot camp.
10Oushi's World
Itsuomi knows that a confrontation with Oushi is inevitable and decides to take matters into his own hands.
11Promise
Yuki faces her nerves before an interview for her part-time job, and Shin has to battle his to finally break the news to Emma.
12Our World
Yuki and Itsuomi have their first date as a couple, and it leads to them learning more about each other.