not romantically together while rooting for the couple. Double Dragon features the protagonist Billy Lee, as he attempts to rescue his girlfriend (Maria) from his evil twin brother (Jimmy), leader of a sinister street gang. This era of game-playing was not well known for equal opportunity in gender roles. Eventually, video games grew to become a respectable and rich source of storytelling. "Larger disk space, greater production staffs, and more impressive budgets allowed more fleshed out characters, more elaborate plot points, and greater instances of interaction between characters." The genre that benefited from this the most is the role-playing medium. The medium made romantic themes a prominent element of its story-telling, which became one of its staples. This subplot is featured through the exploits of supercouples, the primary pair of lovers. "Usually, the 'supercouple' turns out to be the main hero and heroine of the game, though this is not always the case." The Lunar series, for example, has become famous for creating several romantic pairings from the hero's party in addition to the hero and heroine. In a role-playing plot, often the romantic feelings the characters feel for one another somehow becomes entwined with the main plot itself. In Grandia, Justin, the main character, is compelled to fight against seemingly insurmountable odds in order to rescue the girl that he is in love with. In Tales of Legendia, the romantic feelings Shirley has for main character and brother in law Senel is a focus of the game, even though the latter seems oblivious of the former's true feelings even after they are accidentally engaged in the ending of the primary story mode. "When the love between the supercouple somehow becomes threatened by the machinations of the antagonist, the heroes fight back with everything they have and usually prove, once and for all, that 'love conquers all'." The Compilation of Final Fantasy VII has several notable couples, such as Cloud Strife and his relationships with childhood friend Tifa Lockhart and flower girl Aerith Gainsborough. Cloud Strife and Aerith Gainsborough have been called video games' greatest, as well as its most tragic, star-crossed love story. The couple is also one of the most well-known video game couples in the history of video gaming. In 2005, Electronic Gaming Monthly stated that without the game, "Aeris wouldn’t have died, and gamers wouldn’t have learned how to cry". Other popular couples from the Final