When Kevin was walking along was a few meters

Hello.

Are the following sentences grammatically correct?

"When Kevin was walking along was a few meters to arrive to the video arcades, he suddenly saw a girl with an angelic face, blonde, and skinny, walking to her apartment. Kevin was not sure whether he should approach to the beautiful girl and talk to her. He took from his pocket the stone he had found on the steps of the stair of the streets near his home, and stared it for a few seconds. He finally decided to approached to the girl."

Thanks.