Butei Charter Article 1 Episode 5

Kinji works quickly and uses a medicine to save Aria's life. When Aria yells at him as a result, Kinji kisses her to simultaneously calm her down and activate his Hysteria mode. Confronting Riko as she approaches. Just then the plane starts descending, so Aria rushes to the controls whilst Kinji confronts Riko, who escapes after blowing out the plane's door before the plane is hit by missiles, blowing out some of its engines and causing a fuel leak. Despite interference by the government, Kinji manages to ease the plane into an emergency landing thanks to the other Butei. Afterwards, just as Aria is prepared to leave, Kinji agrees to be her partner, though this does not settle well with Shirayuki.