Cassie may go under the radar as a singer, but she's quietly had an impressive 2013. Earlier this year she released her debut mixtape RockaByeBaby to critical success. Now she's back with "Indo," a stellar cut from Solange's compilation album Saint Heron. The 27-year-old singer captivates here with layered vocals and her charming demeanor. Get lost in Cassie's sensual thoughts. Additional features on Solange's Saint Heron include Kelela, Sampha, Jhené Aiko and more. You can purchase it here.