Suou/: "Is there someone in your life whom you want to be with, forevermore?" "Tell me the key necessary to arrive at the ," challenged Suou after becoming and overcoming the trials from . As promised, the name given was "," directly linking . A number of even more bizarre events arise in Saint Angraecum Academy during the season of Winter. With the help of her friends, Shirahane Suou will stand up against many obstacles, but… the words she prayed to God, "Please forget about me," still overwhelms her. The reemergence of her step-mom's shadow, passing thoughts, unexpected continuations… Just what will it all bring about to Suou? The final wintry season will melt everything away…