week viii. what if... it was a 9-member group with the kids? ✯ concept: boy-next-door
- leader & vocalist: kim dong hyun (20)
- vocalist: kim ye hyun (19)
- dancer: park ji hoon (19)
- dancer: joo hak nyeon (19)
- vocalist: bae jin young (18)
- vocalist: lee dae hwi (17)
- rapper: lee eui woong (17)
- rapper: lai guan lin (17)
- vocalist: yoon seon ho (16)
week ix. what if... it was a 5-member group with those who have never been in the top 11? ✯ concept: hip-hop
- leader & vocalist: ha sung woon (24)
- rapper: kim sang gyun (23)
- vocalist: kim dong hyun (20)
- dancer: kim dong han (20)
- vocalist: seo sung hyuk (19)
week x. what if... i had the final say? ✯ concept: nation's boy group
- leader & rapper: kim jong hyun (23)
- rapper: im young min (23)
- vocalist: hwang min hyun (23)
- dancer: ong seong woo (23)
- vocalist: kim jae hwan (22)
- dancer: kang daniel (22)
week xi. what if... i was happy? ✯ concept: my happiness
- he would have made it: kim jong hyun (23)