Dull flowers Genette Comic Pierce series

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

His two half-brothers, Kai and Ako, doted on his younger brother, Tsubaki.
She has lived a pure and beautiful life without knowing anything other than her mother. She grows with a feeling of pity for her. She has a mysterious and heartless love!
Super Eros! There is a long story of three people who are connected by a bond of fate.
It has been drawn down, has an essay that runs with passion, and comes with frontispiece at the beginning of the book!