With most of highschool behind them, the group enters their final year of highschool but quickly realizes how much work they have ahead of them.

Feeling a bit lost, Hikigaya struggles to find what calls to him. He cannot figure out what it is he wants to do for his career, so he seeks advice from the others.

The school got permission to throw a party for Halloween, so the group dresses up, but Shiori and Hikigaya forgot to plan their costumes.

During the Iris High Halloween party, the students are attacked by a real ghost. Good thing Fullsky and Watchdog are nearby.

Shiori gets an email from an editing company that could change her life, but the meeting conflicts with something for her brother. Now she has to choose.