Looking for Quick Transmigration (I’m Extremely Picky), Details Below

No yandere characters, silly and sweet, love at first sight, no cringe plot twists ✘, no soft and delicate female leads ✘, no harem-like love triangles around a universally adored lead ✘, no sultry female leads ✘, no comedy-type female leads ✘. Just straightforward mission-based romances. If those traits only show up occasionally as different character types in each world, that's fine.