Knight from Another World: My Teammates Are All Idiots

(Time travel, Western fantasy, sword and magic, multiple heroines, system, relaxed and refreshing novels) "I was an ordinary social creature until I was hit by a truck and then summoned to the world of swords and magic by a holy princess." [Ding! Main mission released: Protect world peace! "But who can tell me why all my teammates are not right?" [Mission 1: Princess' Crisis] She is a noble and beautiful princess of the kingdom and a saint with a bright mission. But there are undercurrents inside the kingdom, and countless conspiracies are pointed at her! I must use my wisdom and "a little bit" of special abilities to help her secure her position! [Mission 2: The Secret of the Maid] She is the maid who takes care of me personally, cold on the outside and hot on the inside. But she seems to have another purpose in approaching me? To influence her, or... To make her completely mine? [Task 3: Pride of the Elf] She is an elf from the misty forest, proud and powerful. After an unexpected encounter, she actually looked at me, a "weak" human being, in a different light? How can I get her to let down her guard and become my most reliable backup? [Mission 4: Temptation of the Devil] She is the daughter of the former Demon King. She has the power to destroy everything, but she is surprisingly simple. Will she destroy the world, or will she be kidnapped by me and become a trump card against the greater darkness? Each of them has an unknown past and heavy secrets. And I, Chen Mo, seems to have become the center point where their fates intersect. "Wait, why are they looking at me more and more wrong?!"