Kuroi Taiyo(2006)

Kuroi Taiyo is a Japanese drama following Atsushi, an architecture student whose dreams collapse when his father loses everything after being tricked into guaranteeing bad loans. Desperate to save his family, Atsushi takes work as a waiter at Mint Candy, a high-end nightclub in Tokyo's Kabukicho district, where male staff are treated as expendable. The underground entertainment world operates on brutal hierarchy: hostesses command respect while waiters endure constant abuse. When Atsushi defends a bullied colleague, he becomes a target himself, forced to swallow his pride for survival. His circumstances shift unexpectedly when he encounters President Todo, a powerful figure who commands the underworld. As Atsushi navigates this ruthless environment, he discovers that ambition and loyalty carry dangerous prices in a world where money and status reign supreme.