The five stages of grief model (or the Kübler-Ross model) describes that those experiencing grief go through a series of five emotions: denial, anger, bargaining, depression and acceptance model (the Kübler-Ross model) postulates that those experiencing grief go through a series of five emotions: denial, anger, bargaining, depression and acceptance. With record breakthrough infections numbers and other complications post vaccination vaccinated at the moment are in the range of the end of denial stage to depression.