Ant-Man alone: Quantumania
Ant-Man and the Wasp: Quantumania is an upcoming American superhero film based on Marvel Comics featuring the characters Scott Lang / Ant-Man and Hope Pym / Wasp. Produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures, it is intended to be the sequel to Ant-Man (2015) and Ant-Man and the Wasp (2018) and the 31st film of the Marvel Cinematic Universe (MCU). The film is directed by Peyton Reed, written by Jeff Loveness, and stars Paul Rudd as Scott Lang and Evangeline Lilly as Hope van Dyne alongside Jonathan Majors, Michelle Pfeiffer, Michael Douglas, Kathryn Newton, David Dastmalchian, William Jackson Harper, Katy O'Brian, and Bill Murray. In the film, Lang and Van Dyne are transported to the Quantum Realm along with their family and face Kang the Conqueror (Majors).
Obviously, I grabbed this description from Wikipedia. 😣