It is revealed that the project was both a piece of academic research and a personal mission to honor Terumi’s late mother by helping him mature. Status of Chapter 359
Seinen, Romance, Drama, Ecchi (adult themes)
If you are looking to revisit the finale or the series as a whole:
The climax of is not sexual; it is destructive. Terumi walks to her bookshelf, where she keeps a full collection of The Tale of Genji annotated in her hand. He takes the first volume, tears it in half, and throws it at her feet.
As you're asking me to prepare a guide for episode 359, I'll provide a general outline of what a guide for this episode might entail. Keep in mind that without access to the actual content of the episode, this guide will be quite general.
Throughout the series, Terumi interacts with various women representing the different heroines of the classic literature piece.