It’s the end of January, but the Orange County air is balmy — the kind of weather Southern California is enviously famous for. Surfers dot the beach, basking in the remaining moments of sunlight as dusk sets in. But at least one onlooker can’t wait to leave the idyllic setting behind. Nestled inside a nondescript beach house, one of hip-hop’s most controversial rising stars is holed up in court-ordered rehab, and he’s feeling frustrated and alone.