two faced

marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another; "she was a deceitful scheming little thing"- Israel Zangwill; "a double-dealing double agent"; "a double-faced infernal traitor

मैं मेरे जीवन में हमेशा से झूठा था। इसी लिए लोग मुझे पसंद करते थे।

A two-faced person should be carefully dealt with.