Immy:

Kakashi watched, ready to attack as well until the figure changed into Ahna. By that time, he decided it was best to use his red eye since their enemy could change from and figured his 'friends' weren't far. He uncovered his right eye and activating his sharingan(?) in order to see through his jutsu. He studied both Ahna's and quickly figured out which one was the fake.

Silver felt like she was being held, but she couldn't see anything except the water. Was it a camouflage jutsu? She coughed due to the pressure and covered her mouth to keep whatever air she had left, from escaping. 'Sensei..' She thought, through a bond with Ahna. Silver wouldn't deny having a connection to Ahna, for whatever reason. She couldn't explain it.