After Kurusu is stabbed, Takuru infiltrates AH Tokyo General Hospital, hoping to find the creator of the sumo stickers.  When he gets there, he, Onoe, and Itou are forced to hide in the basement to avoid being spotted.  Inside the basement's autopsy room, they find a secret entrance that leads to an underground laboratory where terrible experiments were once conducted.  Takuru thinks he's been here before...
If you don't want to end up 
like those guys, keep up!
!إن كنتُم لا تريدون أن تصبحوا كأولئك فاتبعوني
Wenn ihr nicht wie diese Leute
enden wollt, kommt mit!
Si no quieren acabar
como ellos, síganme.
Seguidme si no queréis
acabar como ellos.
Si vous ne voulez pas finir
comme ces types, suivez-moi.
Seguitemi, se non volete diventare come loro!
Se não quiserem acabar 
como eles, me acompanhem!