into -
prep. 1 expressing motion or direction to a point on or
within (walked
into a tree; ran
into the house).
2 expressing direction of attention or concern (will
look into it).
3 expressing a change of state (turned
into a dragon; separated
into groups; forced
into cooperation).
4 colloq. interested in; knowledgeable about (is really
into art).
[OE into (as IN, TO)] 
