Kobayashi is a female engineer, one day she was drunk and met a dragon girl. She complained a lot to the dragon.After knowing the dragon is homeless, she invited Thor to her house. And Thor became her maid in coincidence.Their cohabitation①cohabitation 英 [kəʊ,hæbɪ'teɪʃən] 美 [ko,hæbə'teʃən]n. 同居；共栖；同居生活life is lovely and full of fun. Although Thor is still very concerned about that their identity as a dragon can not be integrated into the community, but the two girls is still being closer . "It makes sense that you can not believe anyone in an unfamiliar world. If you want to belive somebody, first make friends with her."

小林是一位女性工程师，某天酒醉后她遇到了一头龙，对龙大吐苦水。听到龙说自己无家可归后，小林收留了龙娘托尔。而托尔鬼使神差的做了小林女仆。二人的同居生活轻松可爱，让人捧腹。尽管托尔的内心还是很在意自己作为龙的身份无法融入社会，但是二人还是在慢慢靠近。“在不熟悉的世界里无法相信任何人，是理所当然的。想要相信某个人，是在成为朋友之后的事了。”