Crimson Empire - Circumstances to Serve a Noble

Sheila is a maid that exclusively serves Prince Edward. She also works as his body guard because of her past assassin training before. She is all-purpose at work, but awkward when she is off. Although Sheila is competent at battles and operations, but she isn't good at love and establishing friendships. She, however, needs to use the various people around her to have Edward take over the throne…