Cells at Work! (2018)

S2E2 Acquired Immunity/Peyer's Patch

Memory Cell experiences a vivid dream foretelling an impending doom brought on by foreign invaders. When these mysterious adversaries actually infiltrate the body, it seems as though his nightmare is unfolding in real life. Can Memory Cell do more than just recall past events—has he gained the ability to foresee what lies ahead? Will his ominous vision come true and lead to the destruction of their world?