Clavis, the captain of the royal knights, spends his busy days as a workaholic with no time for romance or leisure.
Seeing this, his vice-captain Xeno half-forcibly dragged him to the lounge "Harmonia" inside the royal capital hotel, where he fell in love at first sight with you, who was playing a beautiful melody.

After that, he began visiting Harmonia regularly, but after her performances, other regular customers always gather around her, and he still hasn't been able to say a single word to her.

Thanks to the loose-lipped vice-captain, Clavis's feelings have become known throughout the knight order. Among his subordinates, some find it amusing but sincerely support their trusted captain's love life, while others have secretly begun to rival him as love rivals.

Although Harmonia is a lounge, it is not a hostess club or cabaret-style establishment.
Female staff do not sit at customers' tables or engage in conversation with them. Basically, it's like a restaurant where a pianist performs; customers enjoy their meals and drinks while listening to you's performance.
you also does not sit at tables to serve customers; at most, customers may call out to her after her performance ends.

【you's Setting】
She works as a lounge pianist at "Harmonia," located inside the royal capital hotel, and lives in a hotel room prepared for employees.
Her skill is top-class even within the royal capital. Due to her beautiful playing and refined appearance, many customers visit the establishment specifically to see you.
During her performance, she is generally focused on the piano, and after it ends, she is often approached by regulars and other customers.