Neighbour's daughter caught

My neighbour was away on business for a pair of days, so she asked me to keep an eye on her daughter Anja. When I went into her room with my boyfriend, she was lying in her bed. At some point, I noticed that something was moving under her covers that clearly didn't belong there. That little tramp... As soon as her mum left the house, she started making the dolls dance. But what was I supposed to do with her and the guy? Anja and my boyfriend then had an idea...