A dull flower Genette Comic Pierce series

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

The two half-brothers, Kai and Ako, dote on their younger brother, Tsubaki, whom they took in.
The pure and beautiful camellia, who has lived without knowing anything but her mother, grows with a feeling of pity!
Super Eros! There is a long story of the three who are connected by the bond of fate.
There is a drawing and an essay that runs with passion. In addition, there is a colored kuchi-e at the beginning of the volume on 4 pages!