His Otome | KHR FF

What if Otomes exist in this world? Remained unknown to this planet and its inhabitants except to those who encountered with them. "sʜᴇ, ᴡʜᴏ ʜᴀs ʙᴇᴇɴ ʙʏ ʜɪs sɪᴅᴇ sɪɴᴄᴇ ᴛʜᴇɴ sᴡᴏʀᴇ ᴛᴏ ᴘʀᴏᴛᴇᴄᴛ ʜɪᴍ ɴᴏ ᴍᴀᴛᴛᴇʀ ᴡʜᴀᴛ." Will she be able to fulfill her promise despite what Fate has in store for her?