Lovestruck Las Pegasus

In the beginning, there were two pegasi. Lily, a pink mare with a darker pink mane. Then there was another who's name is unknown and forgotten, for it was destiny he leave. But that one crazy night in Las Pegasus when he was here, changed both of their lives. The unknown stallion's location is unknown, but Lily, with the exception of one move, still lives in Pegasus to this day, 21 years later. Now she is 45, with a 21 year old daughter. Their lives were great until something happened. Lily brought up a topic that happened to change their lives forever. The topic of renting out the spare room. You see, Lily never made much money, she ran a dating service. And Fudge wasn't doing any better as a chef. together they agreed to put an ad in the paper Lovestruck dating, for a room for rent. They hoped somepony would notice, and that somepony wasn't a psychopath.They waited and they waited, until they got tired of waiting. They were going to take the add down. Then they got a letter from somepony who was coming to stay for a couple weeks, and would like to rent it. Together they agreed on a price, and agreed to meet up at the local diner. It was settled. Relieved knowing they would have a small surplus a bits for now, Lily went to the park. That's when it hit her. How long will the surplus really keep them going?