蟾宫自心爱之人荷花嫁给太守以后从此消沉，沉迷于花天酒地，整天以酒来麻痹自己受伤的心。在村边的湖里有两只鱼妖白秋练、白秋红经常幻化人形，游戏人间，吸取人的魂魄，却经常遭到一心想降妖伏魔的道士真君的干扰。 nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs;有一次白秋练正在水中寻觅猎物，突然被岸上动情的萧声吸引，顺着萧声游到岸边，发现了酒醉的蟾宫，并且一见钟情。白秋练发现蟾宫经常出没于太湖边的花楼，便化作花楼女子，为博得蟾宫的关注。在蟾宫酒醉之后误认为眼前的白秋练便是自己朝思暮想的荷花，为之动情，白秋练从中得知蟾宫为情所困，便更加怜爱蟾宫。 nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs; nbs;真君为学会辟水法，从而降伏鱼妖，用法术将一堆石头变成了银子赠与教他识字的蟾宫，却不想蟾宫拿着这些银子去花楼，露出马脚，银子又变成了石头，被老鸨叫人推入湖中，失去了萧，秋练碰巧捡到萧。秋红发现了秋练对蟾宫的爱意，劝告秋练不能为情所动，否则将为之苦恼……