Education and learning are quite related terms. There are formal educational arrangements made for providing education to all up to a certain level of schooling. The term Shadow Education refers to a kind of education which provides supplementary support to the learners by shadowing the mainstream education; this tries to deliver the services lacking in mainstream education as well as provides support in preparation for examinations. The COVID-19 pandemic brought every learner across the globe to a state of anxiety in their learning as the formal schooling got obstructed. This article focuses on the conceptualization of the Shadow Education system: from the genesis of the concept to the possible future trends alongside mainstream education. The evolution of Shadow Education system across the nations in terms of the features is discussed in the present paper. It outlines the underlying drives of Shadow Education system and its impact on Formal Education. Shadow Education system in India is one of the attentions of this paper. This concludes with a discussion on the emerging trends in Shadow Education system and its implications.