I found two of these "disgustingly hypocritical, betraying family and friends" type male protagonists, in Wuxia, like Yi Xiaochuan and Linghu Chong, but you know, even so, they're not as bad as the "oblivious yet maintaining a harem with only redeeming quality being seemingly kind" type in manga, you know, like DXD or Strike the Blood...
... so many unsatisfactory protagonists
... so many unsatisfactory protagonists