"It was late night after a rough day when Peter's phone rang, the message was short and clear: 'how about some trip tomorrow? We need you to get Banner back from Amazonia" then hung up, that was Tony Stark's voice. "What!? I suppose to travel to Brazil, find and bring back the friggin' Hulk?' Peter's thought, but he could'nt have said "no" to Stark at that moment.
After almost a week searching through the forest, all that Peter have found was the destuction trail left behind by the green monster. He have started to follow the leads and, without noticed it, he got to far into the great forest, hundreds of miles from civilization.
Now Peter have a much more urgent mission to accomplish: survive in nature and manage to get back to home. As the months passed the animal instincts was possessing Peter's mind. While in the wild, he becomes more and more like a spider, as the man slowly fades away..."