Online lingerie retailer PrettySecrets has reportedly raised $6 million in funding from Singapore-based VC fund RB Investments. Existing investor Orios Venture Partners also participated in the round. The startup last raised $2 million in Series A funding in 2014. Founded in 2011 by Karan Behal, PrettySecrets provides women's lingerie, sleepwear, swimwear, shapers and accessories.