Nobody had ever imagined that the virus found on the Wuhan fish market would spread worldwide within a few months. Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the seventh member of the coronavirus family that infects humans. Going through the corona-lane, mankind has faced different virus variants, i.e., COVID-19, delta B.1.617.2, and Omicron B.1.1.529. The outbreak of COVID-19 created a shocking situation for not only the healthcare system, but also the post-COVID-19 world, which is witnessing huge damage in the field of environmental health, education, economy, industrial imbalance, hunger, indebtedness, crisis, etc. in most cases. Now, the wide level of vaccination throughout the world controls the number of cases, but by looking at the global scenario and the latest Chinese lockdown, it can be concluded that it will take time to become normal. The present article is an effort to present the COVID-19 journey, how the situation was, how it is, and how it may be. The perspective towards climate action and its impact on the United Nation’s Sustainable Development Goals of the United Nations have also been discussed.