[Machine Translation] The "Koisuru Lesson Series" is a drama CD series for girls in which the main character (the user) is seduced by a male teacher and lover in situations such as lessons, daily life, and dates. The fourth installment features a whimsical painting teacher "Yoshimi Hinamino," played by Akira Ishida, a voice actor popular among young girls. Ayumu Kunishiro (CV: Tetsuya Kakihara) from "Kunishiro Ayumu's Happy Lesson" also appears in this volume. The jacket is illustrated by Kikka Furumachi.