render link post inside same page

<?php
    $args = array(
    'cat'      => 2,
    'order'    => 'ASC',
    'showposts' => 1
        );
query_posts($args);
?>
<?php while (have_posts()) : the_post(); ?>
<?php the_title(); ?>
	<?php the_content(); ?>
<?php next_posts_link( '<strong>%link</strong>' ); ?>
<?php endwhile; ?>

following code is inside page-leaf.php
i want to show 1 post in one time but as soon i click on link it jump to the single.php for render. but i want to render next post inside same page . how can i achieve that.