Board Thread:Naruto Discussions/@comment-30168130-20170701032724/@comment-3441296-20170703035643

Lorenzo.r.1st wrote: @berserker, yes.. kinda.. supposedly, in the gaiden chapter, on sarada. but @jpancer said that it was something else, and I asked what it was, but he hasn't answered it. still waiting. when he does, the question will be answered.

Its the sound effect for squeeze. He squeezes her arm as she trys to pull away.