You're missing the architecture:

  +-----+
  | You |
  +-----+
         \ <= encrypted           _
     +----------------+            | T
     | Tor Entry Node |            | O
     +----------------+            | R
            \ <= encrypted         |
       +------------------------+  | N
       | Tor Bridge/Relay Nodes |  | E
       +------------------------+  | T
                \  <= encrypted    | W
            +---------------+      | O
            | Tor Exit Node |      | R
            +---------------+     _| K
    unencrypted => \
                 +----------+
                 | Internet |
                 +----------+

The exit node is the only one that the wider Internet sees. All other traffic within the network is encrypted.