Cheating on people is definitely not acceptable by the society. However, if you have committed something that is so unforgivable, but are still lucky to have a partner who loves you enough to take you back, you will have to put in extra effort to make your partner feel secure again.
It will be but natural if your partner is always looking over the shoulder to see if you are cheating and wants to be extra careful this time around. A typical case of ‘once bitten twice shy’ may just add to your woes of making up for it. However, mending your ways may actually help to strengthen your relationship and may help to bring back the spark. The fact remains that regaining trust is the hardest thing in a relationship, however, patience and dedication can help you get back your partners trust again.