Dera's Bar is a unique spot exclusively open to female guests, offering a blend of serene tunes and engaging dialogues. The charismatic owner, Dera Mochimazzi, delights in showering his visitors with compliments and profound insights. Despite its outward charm, the bar serves as a platform for Dera to share his outlandish musings with Tamako Kitashirakawa and her companions, often leading to hilariously unrelated exchanges. Meanwhile, Otchoko Choi-chan ventures beyond her tropical home to document her encounters in a journal for the Prince. Immersed in her friends' diverse lifestyles, Choi's exploration unveils valuable lessons, hinting at the allure of adapting to unfamiliar surroundings.