If you purchase an independently reviewed product or service through a link on our website, Variety may receive an affiliate commission. When I land in Toronto on a recent Tuesday morning, I’m not exactly in the mood for a romantic retreat. If traveling alone isn’t enough, a fresh heartbreak makes the idea of a two-night stay at a luxe waterfront property — replete with “spectacular sunsets” and a massive ensuite primary bedroom — feel about as enticing as being trapped in a windowless room with fluorescent lighting. But telling a “ Heated Rivalry ” fan that I’m dreading a free stay at the iconic lakeside cottage featured in the show’s sex-fueled season finale — for an exclusive first look before it opens to a select few on Airbnb — would make their eyes roll out the back of their head. The cottage has become so mythologized by the show’s rabid fandom that when bookings opened to the public, for a steeply discounted $183 per night, the site immediately crashed.…