I'm not sure specifically as there could be many different stories within it. It might be about a tough negotiation or deal-making situation presented in a graphic novel format.
You can find a variety of graphic novels at Ollie's Bargain Outlet. There could be popular superhero graphic novels, some classic ones, and maybe even some indie or lesser - known titles at a discounted price.
At vocabulary level 12, you might find '1984' as a bargain novel. The book has a lot of unique and complex vocabulary related to its dystopian themes. It also makes you think deeply about society and politics. Additionally, 'Brave New World' could be another option. It uses a wide range of vocabulary to describe its future - oriented society.
One could consider 'The Great Gatsby'. It has a rich vocabulary that is suitable for vocabulary level 12. The language used by F. Scott Fitzgerald is both elegant and descriptive. Another option might be 'To Kill a Mockingbird'. It contains various levels of language complexity which can help expand vocabulary at this level. And 'Animal Farm' is also a great choice. It uses satirical language which is great for vocabulary building.
One popular 'the marriage bargain romance novel' could be 'The Marriage Bargain' by Jennifer Probst. It often features the classic elements of a romance novel like a deal between the main characters that leads to unexpected love and relationship development.
Online marketplaces like Amazon often have deals on love novels. You can set up price alerts for the books you're interested in. Additionally, some local book fairs or flea markets may have inexpensive love novels for sale.
One great love bargain novel could be 'Pride and Prejudice'. It's a classic that often can be found at a bargain price. The story of Elizabeth and Mr. Darcy's love story is full of misunderstandings, social commentary, and ultimately, true love.