Bakuchinugi!

Sinopsis

Nanase Kiseki, a high school student known for his exceptional luck, finds his life turned upside down when his younger sister loses a strip gambling game and has her underwear stolen. Rumors suggest that the culprit is targeting beautiful gamblers. To uncover the truth and retrieve his sister's stolen item, Kiseki decides to cross-dress and infiltrate the gambling club, which is predominantly composed of girls.