I think the only reason he was able to cross the line is because he was trying. Also because the border was weakened by Belle getting push over it.

No questions

DUH

I would have said by accident before last weeks episode but definitely on purpose after that last scene.

on-purpose...-he-was-looking-for-his-fathe­r.-­wou­ldn­'t-­it-­be-­a-l­itt­le-­str­ang­e-i­f-h­e-j­ust­-ha­ppe­ned­-to­-be­-dr­ivi­ng-­whe­re-­he-­and­-hi­s-f­ath­er-­wer­e-s­epp­era­ted­?-(­aft­er-­he-­sai­d-h­e-w­oul­d-f­ind­-hi­m)