The official YouTube channel for Ambition's Moe Can Change! ~Zero Story~ original video anime began streaming the fourth character promotional video on Wednesday. The 63-second video introduces Hakase's Miroid named Sarari (played by Asuka Ōgame). Sarari is very interested in human society and when she comes across a concept she doesn't understand she immediately asks about it. The video also features Rina Hidaka's opening theme song "NO RULE ~ Chō-Listen!"