"... younger brother's shirt" Dave said. "Hell no! Why can't I just turn into you?" Luke complained. "Well won't it look weird for my neighbors and your family to see two of me. After all they know I don't have a twin." Dave said. Luke sighed and decided to comply.
"How do I put on your younger brother's shirt when I'm huge" Luke asked pounding his enormous belly. "I guess you can put it over your head. As long as you wear the clothing in some way I'm pretty sure you can transform into the person" Dave explained. "OK give me the shirt" Luke said and Dave gave it to him before leaving the room. "Don't worry I left some more clothes on the couch. Just yell my name when you finish changing" Dave said.
Luke then took off the tight mawashi and placed the shirt over his head. It only reached half of his face before the collar got stuck. "I hope this works" Luke said. He waited a few seconds before feeling the strange sensation again. Luke began to hiccup rapidly. With each hiccup he began to lose mass until he remained a tall skinny man. However, Luke was still a far way to go.
Luke found himself growing dizzy as he shrunk a few feet. He was now 4ft 9in and resembled a tiny Japanese man. But Luke felt another sensation build as his hair grew shorter and became a short messy trim. Any body hair or masculine traits he had received slowly receded until Luke was left looking more like a boy than a man. The shirt now fit perfectly on Luke as he felt his body slowing losing the sensation from before. Within seconds it was gone and Luke was left as a nearly naked 12 year old in the living room.
Luke did his best to avoid looking at his new private area. After all it was sure to be a disappointment and he had known Mike, Dave's younger brother, far too long to make it any less uncomfortable. "OK! I'm ready!" Luke yelled in his high-pitched squeaky voice. It appeared as if Mike had still not entered puberty. Dave walk into the living room and nearly took a step back. "Woah! You look exactly like my little brother" Dave said.
"Haven't we been through this? Listen let's just go to my house and experiment with the medallion later" Luke said. Dave agreed and...