I want to know, but... ...if I ask, there’s no way we can go back. Childhood best friends. Two halves of a whole. Yamato and Kakeru. After spotting what seemed to be a romantic encounter between Kakeru and Akane, Yamato’s jealousy overflowed—and the rift between them grew even deeper. But with no chance to restore the delicate balance before their school trip to Kyoto, uncertainty looms over the pair. Will a change of scenery breathe new life into their friendship…or is this Yamato’s chance to confess how he really feels to Kakeru?

No matter how much time we spend together, I’ll never become special to you. Childhood best friends. Two halves of a whole. The cool, smart one who’s good at almost everything, and his average, dorky friend who struggles to do anything right­—Yamato and Kakeru. Always by the other’s side, but not together in the way they truly want to be. No matter how hard they try, their hearts cannot reach each other…

If I asked you... ...would it change the way we are now...? Childhood best friends. Two halves of a whole. Yamato and Kakeru. Since he believed that the handsome, popular Yamato would never feel the same way, Kakeru was stunned when Yamato admitted he would be upset if Kakeru got a girlfriend. But Yamato’s admission—instead of reaching Kakeru’s heart—puts a strain on their already tense relationship. Can the two find a way to fix their friendship, or will their feelings of jealousy and inferiority ruin everything…?!

I just can’t anymore! I can’t keep things like this between us...!! Childhood best friends. Two halves of a whole. Yamato and Kakeru. A romantic sunset in Arashiyama and a sudden downpour lead to...Kakeru’s first kiss?! But much to Kakeru’s dismay, Yamato’s fever kiss was just that. With no memory of what happened, Yamato is acting like nothing changed between them—even though everything did. Angry and confused by Yamato’s memory loss, can Kakeru pull himself together enough to confront him about what happened in Kyoto?

What can I do to reach you? Childhood best friends. Two halves of a whole. Yamato and Kakeru. Kakeru has finally made up his mind to admit his feelings to Yamato! However, if he’s going to do it, he’s going to do it right. He’s determined to hit Yamato with the coolest confession ever—one that’ll sweep him off his feet! Except, instead of working out, all his plans keep failing while new misunderstandings complicate everything even more...Will Kakeru find the words he needs to convey his true feelings?

How do I really feel about Yamato? Childhood best friends. Two halves of a whole. Yamato and Kakeru. Yamato finally worked up the courage to confess to Kakeru, which left Kakeru with a mess of emotions to untangle in his heart. What does it actually mean to like someone? What would happen to their friendship if he said yes? The pressure is overwhelming...especially with Christmas—and Yamato’s invitation to spend it with him—just around the corner. Can Kakeru come to terms with his feelings before their holiday date?

Please, may the little light in Yamato never go out. Childhood best friends. Two halves of a whole. Yamato and Kakeru. The clock has rewound to their elementary school days as a carefree Kakeru tries his hardest to befriend the quiet and reserved Yamato. But as they get closer, Kakeru soon realizes Yamato is keeping something buried deep within—a secret related to his father, who is now in a coma. With Kakeru at his side, can Yamato finally face the feelings that have been haunting him?