A restless ambition took Sean Combs from hip-hop to the Met Gala, a reality show, a fashion label, a fragrance line and his own cable network. Then came the accusations and federal raids. Long before he was accused of sexual misconduct in a series of lawsuits, and long before federal agents in military gear raided his homes in Miami and Los Angeles, Sean Combs was unforgivable. That was the name he had selected for his first fragrance, which he sold through a partnership with Estée Lauder.