Get ready for "Boyfriend on Demand," Netflix’s 2026 rom-com starring BLACKPINK’s Jisoo and Seo In-Guk! Dive into the full cast (including show-stealing cameos from Seo Kang-joon, Lee Soo-Hyuk, Lee Jae-Wook, Jay Park & more), release date, where to watch, and everything fans are buzzing about.