モルモットと傭兵 (The Guinea Pigs and The Mercenary)

Written by: Kuriringo

Sung by: Megpoid Gumi

Story: Three friends are used as "guinea pigs" in a labratory, being tested on by scientists for research. They have a hard life, but hope someday things will get better. One day, a mercenary comes and saves them. The girls think she is a god.