A very dynamic young lady, Lin, has a thing for Japanese culture while living in Taiwan. Following the 2011 Tohoku earthquake, Lin got a Facebook message from a Japanese guy, Mogi who has been curious about the Japan-friendly country since then. The two start to interact through Facebook. During the golden week holiday, they finally met in person in Taiwan. Time passes quickly when they're together. After their first date, things seemed to move forward at the speed of light. They spent more time talking about their hopes, dreams, fears and finally came to a decision together to try and make things work, despite the circumstances.

Demons and humans share a planet near Earth. The humans occupy the planet by day and the demons occupy it at night. They live in harmony until some of the demons scheme against the humans. The Guardians rid the planet of the troublesome demonic creatures to preserve the peace.