This summer, which was hotter than usual, I left my hometown and worked as a live-in architect. In contrast to the strict master, the kind landlady Mr./Ms. always encouraged me when I felt like I was about to fail. I had a faint crush on the landlady Mr./Ms. who took care of me while I was sweating. Noticing my gaze, the landlady Mr./Ms. suddenly changes in the middle of the night when the master goes out drinking. Alone under one roof, the landlady Mr./Ms. attacked me with a bewitching smile that was different from the daytime ...