The story revolves around Renee, a girl who had time reversal power. She met Joseph because of a cup of spilled coffee and eventually fell in love with each other. After some time of sweet and romantic date, Joseph was dead due to a tragic accident. Therefore, Renee used her power to go back in time, to prevent the tragedy, but still, Joseph was dead in another way. Renee found out that no matter how hard she tried, Joseph will eventually be dead by the time 18:45.