He's living with his girlfriend and is in a slump...it's only a matter of time before they break up after constant arguments. While she's away on employee training, he gets a call from an unknown number...it's his ex-girlfriend and childhood friend, Yuka. In high school, they aimed to compete in the national basketball championships together, but he gets jealous of Yuka's talent...and they end up fighting more and more and then it just falls apart. "I came to confirm my feelings," she says, and he gives him a surprise kiss...electricity runs through my body. The feelings that have been brewing in Kokoro for a long time are about my feelings for Yuka. Convinced that she is my soulmate, we devour each other passionately...