From Aerandria Scans
The heir of the huge Fushiki corporation, Tomoe, comes to Japan as an exchange student. He is his fathers youngest child and on top of that - his mistresss child, but he was still appointed as heir. Theres danger that people will aim for his life. They attach to him a new maid, with glasses, naturally clumsy and ill-mannered... who turns out to be his new bodyguard, defending Tomoe with her mop!