I get inexplicably nostalgic whenever someone asks about romance games with branching endings. Back in college I sank an entire weekend into 'Clannad' and came away thinking visual novels could punch harder than most movies — your choices can lead to heartbreak, secret routes, or that bittersweet 'true' ending everyone's whispering about. If you want something that really wears its romance on the sleeve and ties it to endings, try 'Katawa Shoujo' (multiple character routes and distinct conclusions), 'Steins;Gate' (sci‑fi with emotional branching), or 'Doki Doki Literature Club' (meta choices that change everything).
If you prefer more traditional game structures, 'The Witcher 3' and the 'Mass Effect' trilogy let romantic relationships alter epilogues and character fates, while narrative adventure titles like 'Life is Strange' and 'Oxenfree' have relationship beats that shift endings depending on who you bond with. For otome and mobile fans, 'Mystic Messenger' and 'Amnesia: Memories' are classic examples where messages and conversation choices route you into very different conclusions.
My usual tip: keep multiple save slots and treat choices like postcards — sometimes the best endings hide behind a small, easily missed reply. Play around, follow a route to the end, then poke the story again; seeing how characters change based on tiny decisions is half the fun.