Every few years, the prestigious Seiso Academy holds a prominent musical competition, and only the very best students at the Academy are allowed to participate. Though all are eligible to apply, only students from the music department actually make it to the competition...until now. (Source: VIZ Media) *Note: The chapter count contains 23 extra chapters and 4 one-shots.*

Hotaru Kunoichi of the Iga Village accepted a request to infiltrate Oda Nobunaga's castle, Aduchi Castle. The one waiting for her there was Nobunaga's confidant, Akechi Mitsuhide. Under the lie that she is Mitsuhide's young sister, she stays in the castle and decides to investigate the internal conditions of the Oda army to see if there are any who would harm Nobunaga. Hotaru deepens her relations with great military commanders, from Nobunaga to Hashiba Hideyoshi and Tokugawa Ieyasu. However, it will all be over if they figure out who she truly is...

The orphan girl Angelique lives in Hidamari Villa with four other comrades who make up the Orb Hunters. They aid her in purifying otherworldly creatures known as Thanatoi who attack the populace, draining them of their life energy. Two large organizations also oppose this threat, while its members try to discover more about the Orb Hunters and a possible connection with the legend of the Queen.

Kohinata Kanade is a second year violin student at Seiso Academy's Music Division. She lives together at the school dorm called Linden Hall with her childhood friends, brothers Kisaragi Ritsu and Kyouya. They practice intensively day after day at their orchestra club, aiming for victory at the nationwide music concours. However, one day Kanade is told by a boy she doesn't know "Your performance has no flower"?!

Kiniro no Corda: Daigakusei-hen is set three years after where the previous series ended. Our favorite characters have moved on to college and are all pursuing the new goals that they have set for themselves. Far away in Austria, Tsukimori continues to keep in touch with Kahoko while steadily expanding his violin techniques. Comparing herself to the rest, Kahoko finds herself in distress! Will she be able to follow her heart and discover her own path as well?

A former violin genius, Kohinata Kanade reunites with her childhood friend, Kisaragi Ritsu, after several years. Provoked by his words, she decides to transfer into Seiso Academy's music division. And she's going to participate in the orchestra club's selection test...? *Notes: \- Includes one extra chapter.*