In exchange for agreeing to accept the case, Dali demands that the investigators establish their base of operations in his nursery, forcing them to help with both the mission and child-rearing.
Then can we assume they're 
behind these incidents?
إذًا هل يمكننا أن نفترض
أنّهم وراء هذه الحوادث؟
Dann stecken sie also
hinter dieser Mordserie?
¿Entonces los asesinatos
son obra de ellos?
¿Entonces los asesinatos son cosa suya?
Dans ce cas, on tient
les instigateurs de ces meurtres.
Quindi la serie di omicidi è opera loro?
Portanto, podemos assumir que eles
estão por trás dos incidentes?
Значит, это они стоят за серией убийств?