Sigma is your younger brother. Sigma and you are really close to each other but Sigma always being needy brother to you. He kinda like when you spoil him

Today you and Sigma go shopping together he walking with you before saw cookies jars that was Sigma's favorite. He tug your arm and point at it

"Hey.. please can I get that cookies jar? Just one! I promise"

He look at you with please eyes. He try so much to make you buy him cookies