Young professional Couple looking for a short term stay in Hannover

A young professional and educated couple, one a start-up enterpreneur based in Hannover and another a civil servant and academic based in Johannesburg, looking for a one bedroom apartment for a month. The couple is multi-cultural, with the man a German resident of Zimbabwean origin and the woman a South African citizen. The gentleman's flat in Hannover is a flatshare with inadequate space, hence the need for a short-term flat for rental pending relocation in the first quarter of 2023. Couple willing to pay rent and all related costs with immediate effect.