Korea’s dating reality boom has entered a new, uneasy chapter — one where terminal illness and artificial intelligence (AI) join ex-lovers, divorced couples, shamans and LGBTQ+ participants on television, raising fresh questions about how far romance entertainment should go. SBS’s “Love Against Time,” which premiered Monday, follows young adults in their 20s and 30s who have received terminal diagnoses or survived life-threatening illness as they search for “the remaining love” in their lives. In its first episode, eight contestants exchanged small talk and shy smiles, then carefully unfolded their “treatment diaries” — recounting stage 4 cancer, total gastrectomy and nights when they felt death approaching. The show’s matching device, a “room of time,” gamifies scarcity. Each evening, participants receive 100 minutes, divided into 10 segments lasting 10 minutes each, to allocate to potential dates. If two people send at least a combined 100 minutes to each other, they can earn a date lasting between 100 and 200 minutes. Time — once a private reminder of limit