Snow White with the Red Hair, Vol. 15

A romantic retelling of a classic fairy tale about a beautiful herbalist and a lovestruck prince.
Shirayuki is an herbalist famous for her naturally bright-red hair, and the prince of Tanbarun wants her all to himself! The prince from the neighboring kingdom, Zen, rescues her from her plight, and thus begins their love story.
Shirayuki and Obi attend a royal soiree at the palace in hopes of meeting Rata Forzeno, the wunderock scholar. With his help, the Lilias team might finally be able to bring their orimmallys research to a speedy conclusion. But will Shirayuki and Obi be able to convince the elusive scholar to lend them a hand?