Minikui Anoko wa Watashi no Kagami

Nao Niimi was bullied as a kid because of her appearance. In order to reset the past and start over, she changed who she was competely. Now she lives in Tokyo and works at the apparel shop of her dreams. The only problem is, she's still not happy. It seems being beautiful isn't the only thing in life... Nao's ugly past begins to haunt her as she struggles through everyday life. One day, she runs into Sachi Fukuhara, who begins to ruin everything, from turning her coworkers against her, to harrasing her nonstop. Nao must come face to face with the struggles of the past and the ugly truth that is right in front of her... (Source: NHN comico)