Manga by author Sakurada Hina - Status ongoing

From Chibi Manga:A noble's daughter, Kyouka, picked up a man long time ago. The man is beautiful, but he is unkempt. He has somehow become her butler, but he must not commit this crime towards 'his lady'

from Sound of Jewels:Kingyo is the most lovely name in the world.She was my stepsister. She had the most beautiful smile.She was a crybaby. She was so kind that I couldn't bear it and...I crossed the line.