Bittersweet (DISCONTINUED)

(THIS BOOK IS DISCONTINUED)
"It's your choice..."
A milkshake, a sweet delicious treat that always make you feel guilty at the end. A coffee, its bittersweet, depending on how you feel. Sort of like life.
Austin and Marissa are like milkshakes, they're sweet but things always take the wrong turn when all is well.
Ryan and Marissa on the other hand, is like coffee. The fight but they care. Just like life.
The question is, which is better? Milkshakes or Coffees?
"It's my choice..."