How NOT to Summon A Fell Dragon

[R18] (Multiple X-over Oneshots) {Reader-Insert} {In which YOU who bears the name of [Lucifiel] for your in-game avatar in [YGGDRASIL] are transported to various worlds aside from the [New World].} How do you fare in these other worlds with no one but yourself to rely on? How do the various strong, virile men of these other worlds handle themselves when faced with a beautiful dragon with a heart and soul as fiery as her flames? Can they conquer the bane of [YGGDRASIL], the Fell Dragon herself or will she be the one conquering them?