Step three begins an in-depth trilogy of sequels to the first two videos. It premiered at SICAF (Seoul International Cartoon & Animation Festival) on May 21–25, 2008, and was posted online on May 30. Its soundtrack is the Korean pop song "3차성징" (Sam-cha Seong-jing, translating to "tertiary sex characteristic") by T.A.COPY. This step portrays Doki and Nabi's first date. Nabi begins as an unwilling recipient of Doki's love, but starts to reciprocate as the date goes on. The Jjintta Set and their objections are upset when Doki tackle-hugs Il-ho, then turning the hug into something akin to a nelson...