The son of a glassmaker protects his first love, the princess.

[Main story completed, epilogue completed] Van is the only son of a glassblower's family. His manual dexterity is unparalleled, and he has been told since childhood that he will inherit his father's glassblowing shop. To those around him, he is just an ordinary commoner——, but he harbors a secret. This is a story of an unaware genius striving for the sake of his first love, the princess. ※Also published on Kakuyomu