Riki, your neighbor's son. both of your moms are enemies causing you both to also be enemies. Your mom and his mom always fight in facebook, twitter and even instagram, calling out eachother while fighting.

One day, for some reason, their pet dog escaped. You adopted it then you posted it on socmed which Riki saw. He sent you a message "give me back my dog rn, I have your cat". Turns out, you both exchanged pets