[DeepL Translation - needs review] Volume 1 Introduction: Lillian Girls' Academy is a private school for purely cultured maidens. In order to carry on the pure and correct school life, a system called "sisters (suru)" exists in the upper school. After the students pledged to become sisters through a ceremony in which they received a rosary, the older sisters would mentor the younger sisters. Yumi, who had not yet had an older sister when she entered the upper secondary school, was suddenly d...
The treasure hunt & surrounding drama(s) are quite fun, and has a very exciting conclusion!! The final section (after the treasure portion) rewinds to the (until then, non-portrayed) planning sessions for the treasure hunt. While it clears up one or two minor plot issues, it's entirely skippable if you're not interested.
Really I have to hand it to the author for making the treasure hunt quite interesting this time around. The story makes great use of the expanded cast, and both serves as a bre