One thing I’ve noticed a lot in the really intense Joker/Akechi fics is how they borrow from the source game’s own structure. Akechi’s whole 'pancakes' slip-up in 'Persona 5' is such a pivotal moment, and writers often use that as a bedrock for tension. They’ll replay that scene but from Joker’s internal perspective, imagining the slow, cold dread of realization. The emotional tension doesn’t always come from shouting matches—though those exist—but from the quiet horror of Joker knowing exactly who Akechi is while having to maintain the facade of a confident, charming rival. It’s a dance where both are aware the music could stop at any second.
Another method is through physical proximity that’s charged with unresolved conflict. A common setup is them being forced to work together post-reveal, maybe in some Metaverse cleanup or a separate crisis. The tension comes from every brush of a hand, every shared glance during a fight, being loaded with the memory of betrayal and the knife’s edge between lethal intent and desperate attraction. The dialogue becomes a minefield of double meanings, where a simple ‘I trusted you’ can sound like a confession or an accusation depending on the tone. The best fics make you feel that push-pull in your gut, the awful, compelling desire to both hurt and be close.
Sometimes writers will completely flip the script and explore Akechi’s perspective during the engine room. Imagining his internal monologue as he’s about to pull the trigger, wrestling with a twisted sense of duty and a genuine, unwanted fondness for Joker, creates a devastating kind of tension. It’s not about whether he’ll do it, but watching him fight himself every step of the way, and that struggle is where the emotional core often lies.