Jigyasu means a person who is curious or inquisitive. This term was first mentioned in the Hindu holy text Bhagavad Gita written around 5000 years ago.
They are sadistic individuals who see pleasure in seeing others suffer. They love toying with feelings.Will never admit their fault.
Despite all that they can be extremely sweet and playful and can socialise with people. But only the ones closest can see them for their true colours.