- based on sander sides, created by thomas sanders, and warrior cats, written by erin hunter. on the night of a gathering, a gathering where cats from different clans can be united for one moon of peace, clouds begin to stir into the scene and cover the moon which made the clan cats leave yet the clouds start to appear more, turning grey and black with each day that arrives. it isn't until the water starts to run dry that all the clan cats become hysteria and most resort to desperate measures, this is when Lionstrike (Roman) starts to come into the story, risking his clan repetition to stake out his different clan cat friends, and one important house cat, to help him on the journey but will the journey go as planned when two evil cats try to make it difficult?