Yankee-kun to Megane-chan

Shinagawa Daichi is a high school delinquent who just wants to be left alone. However, class rep Adachi Hana will stop at nothing to get him to go on the upcoming Social Studies field trip. What are her true motives behind getting a "yankee" like Shinagawa to go on such a thing?
Notes:
- Includes 9 extra chapters.
- Includes the one-shot "Fairy Megane"