M-430 - My Personal Maid, Madoka's Dangerous Memory Manipulation

One year after graduating from the Maid Academy, Madoka lives happily with her master. Little does he know, she possesses a 'memory erasure' ability unique to her kind. She uses it to hide her mistakes, but there's a catch: every time she erases his memory, she loses some of her own. As they enjoy their blissful life, a sudden transfer order to Earth puts their secret-filled relationship to the test.