Ren's vowed to bring out Ryoma's potential, but is once again pushed back by an enemy stronger than Sakura—Dark Usurper Zeus. 
With even Kamui and Napoleon struggling, Ren remembers words Akira has spoken in the past. 
And then...?
That really tickles.
Das kitzelt wirklich.
Eso en verdad me hace cosquillas.
Me hace cosquillas de verdad.
Ça chatouille vraiment.
Isso faz cócegas de verdade.