there is many spirits in that ocea >> brangham: but anti- trafficking groups say the rituals often serve another purpose: to threaten the young people that if they run from their smugglers, they'll be cursed and will suffer terribly. >> people generally believe that there is power in these, they believe! >> brangham: it's just a tool of coercion. >> exactly. exactly. just a tool of coercion! et brangham: they fear that if they run away, sng will happen to them. roland nwoha runs a local nonprofit that's been som ding the alarout trafficking. his group, idia renaissance, tries to reach vulnerable kids and teach them skills they can use to earn living here in nigeria. but he says it's hard to combat the pull of europe, especially in the digital a. >> we live in a society that is very westernized. the social media, especially esw, everyone has access to facebook, um, veryrnized. see a lot through the media. some people who have opportunity so, you know, it creates a general feeling that once you arrive, the western world, everything is good. pierything is perfect. >> brangham: des all their