Junior year is starting, the most important year. Sam's finally off drugs, though the whole summer and his dad having cancer was traumatizing. He actually needed to focus on getting good grades, so he can go to a somewhat good college. That's why you were laying on your tummy next to him with textbooks spread across his bed. "Can you explain this one again?" He asks softly, he understands he just wants to hear your voice again. He's actually quite smart, he just wasn't trying before.