The Siddhi over the Kleem – क्लीं Beej Mantra is considered to be of utmost importance for practitioners of the Akarshan Tantra. The Kaam Beej is the root sound, energy or vibration of passion, desire, love and sex. The Kleem Beej is also called as the Kaam Beej or the Beej of the Hindu Love God Kamdeva or the Gopi Krishna from of Krishna engaged in Raas Leela, symbolizing ultimate physical pleasure.