This essay aims to examine the judgement on the reliability of narrator has been discussed as a distance between the implied author and the narrator of as distance between the narrator and the actual reader and propose the structure and process of judgement on the reliability. To achieve this, this essay analyses ≪The Wave of Time≫ and it’s interpretive texts. The structure of the judgement on the reliability is as in the following；First, the multiple communication, second, the process of inference as a reader’s interpretation, third, the negotiation of meaning in the interpretive community. Under this structure, this essay shows the process of the judgement on the reliability as follows. First, Setting up a distance between reader and narrator by an evaluation on qualifications of a narrator. Second, the judgement on the reliability of a narrator by investigating indicators in relation to unreliability. Third, Ensuring validity by the negotiation of meaning. The foregoing discussion can be used as propositional knowledges and procedural knowledges to judge the reliability of narrator. Finally this essay tried to expand the values of the evaluation on the reliability of narrator that has been restricted just for learning the point of view. To sum up, the evaluation on reliability can help students to, first, develop their ability for narrative communication, second, build up value inquiry experience, and third, achieve coevolution.