Do you know any story that has a switch? I mean they both can be bottom or top?

I’ve only read one story: Love Replica, it’s a dj, and all colored:
http://www.mangago.zone/read-manga/love_replica/

Oh i almost forgot this one is also a switch: Like a Tidal Wave
http://www.mangago.zone/read-manga/like_a_tidal_wave_from_pheromone_shower/

Thanks!!