>>78039883Episode 4 of Monthly Girls' Nozaki-kun executed this perfectly. Adapted into a chuuba fic it would work something like this:
>Anon's male friend goes above and beyond to selflessly support Anon's quest for chuuba pussy>In the crucial moment when Anon is about to confess his love to [your oshi] something is nagging him>Anon's mind is flooded with memories of his friend's unbelievable kindness, generosity and warmth>The seeds Anon's friend has planted have finally truly reached the depths of Anon's soul>Anon realizes that he has fallen for his friend>"Weep, you girl. My penis has given you up. Now it penetrates men's behinds. Goodbye, wondrous femininity!"